1/-- This set of tests is for features that are compatible with all versions of 2 Perl >= 5.10, in non-UTF-8 mode. It should run clean for the 8-bit, 16-bit, 3 and 32-bit PCRE libraries. --/ 4 5< forbid 89?=ABCDEFfGILMNPTUWXZ< 6 7/the quick brown fox/ 8 the quick brown fox 9 The quick brown FOX 10 What do you know about the quick brown fox? 11 What do you know about THE QUICK BROWN FOX? 12 13/The quick brown fox/i 14 the quick brown fox 15 The quick brown FOX 16 What do you know about the quick brown fox? 17 What do you know about THE QUICK BROWN FOX? 18 19/abcd\t\n\r\f\a\e\071\x3b\$\\\?caxyz/ 20 abcd\t\n\r\f\a\e9;\$\\?caxyz 21 22/a*abc?xyz+pqr{3}ab{2,}xy{4,5}pq{0,6}AB{0,}zz/ 23 abxyzpqrrrabbxyyyypqAzz 24 abxyzpqrrrabbxyyyypqAzz 25 aabxyzpqrrrabbxyyyypqAzz 26 aaabxyzpqrrrabbxyyyypqAzz 27 aaaabxyzpqrrrabbxyyyypqAzz 28 abcxyzpqrrrabbxyyyypqAzz 29 aabcxyzpqrrrabbxyyyypqAzz 30 aaabcxyzpqrrrabbxyyyypAzz 31 aaabcxyzpqrrrabbxyyyypqAzz 32 aaabcxyzpqrrrabbxyyyypqqAzz 33 aaabcxyzpqrrrabbxyyyypqqqAzz 34 aaabcxyzpqrrrabbxyyyypqqqqAzz 35 aaabcxyzpqrrrabbxyyyypqqqqqAzz 36 aaabcxyzpqrrrabbxyyyypqqqqqqAzz 37 aaaabcxyzpqrrrabbxyyyypqAzz 38 abxyzzpqrrrabbxyyyypqAzz 39 aabxyzzzpqrrrabbxyyyypqAzz 40 aaabxyzzzzpqrrrabbxyyyypqAzz 41 aaaabxyzzzzpqrrrabbxyyyypqAzz 42 abcxyzzpqrrrabbxyyyypqAzz 43 aabcxyzzzpqrrrabbxyyyypqAzz 44 aaabcxyzzzzpqrrrabbxyyyypqAzz 45 aaaabcxyzzzzpqrrrabbxyyyypqAzz 46 aaaabcxyzzzzpqrrrabbbxyyyypqAzz 47 aaaabcxyzzzzpqrrrabbbxyyyyypqAzz 48 aaabcxyzpqrrrabbxyyyypABzz 49 aaabcxyzpqrrrabbxyyyypABBzz 50 >>>aaabxyzpqrrrabbxyyyypqAzz 51 >aaaabxyzpqrrrabbxyyyypqAzz 52 >>>>abcxyzpqrrrabbxyyyypqAzz 53 *** Failers 54 abxyzpqrrabbxyyyypqAzz 55 abxyzpqrrrrabbxyyyypqAzz 56 abxyzpqrrrabxyyyypqAzz 57 aaaabcxyzzzzpqrrrabbbxyyyyyypqAzz 58 aaaabcxyzzzzpqrrrabbbxyyypqAzz 59 aaabcxyzpqrrrabbxyyyypqqqqqqqAzz 60 61/^(abc){1,2}zz/ 62 abczz 63 abcabczz 64 *** Failers 65 zz 66 abcabcabczz 67 >>abczz 68 69/^(b+?|a){1,2}?c/ 70 bc 71 bbc 72 bbbc 73 bac 74 bbac 75 aac 76 abbbbbbbbbbbc 77 bbbbbbbbbbbac 78 *** Failers 79 aaac 80 abbbbbbbbbbbac 81 82/^(b+|a){1,2}c/ 83 bc 84 bbc 85 bbbc 86 bac 87 bbac 88 aac 89 abbbbbbbbbbbc 90 bbbbbbbbbbbac 91 *** Failers 92 aaac 93 abbbbbbbbbbbac 94 95/^(b+|a){1,2}?bc/ 96 bbc 97 98/^(b*|ba){1,2}?bc/ 99 babc 100 bbabc 101 bababc 102 *** Failers 103 bababbc 104 babababc 105 106/^(ba|b*){1,2}?bc/ 107 babc 108 bbabc 109 bababc 110 *** Failers 111 bababbc 112 babababc 113 114/^\ca\cA\c[;\c:/ 115 \x01\x01\e;z 116 117/^[ab\]cde]/ 118 athing 119 bthing 120 ]thing 121 cthing 122 dthing 123 ething 124 *** Failers 125 fthing 126 [thing 127 \\thing 128 129/^[]cde]/ 130 ]thing 131 cthing 132 dthing 133 ething 134 *** Failers 135 athing 136 fthing 137 138/^[^ab\]cde]/ 139 fthing 140 [thing 141 \\thing 142 *** Failers 143 athing 144 bthing 145 ]thing 146 cthing 147 dthing 148 ething 149 150/^[^]cde]/ 151 athing 152 fthing 153 *** Failers 154 ]thing 155 cthing 156 dthing 157 ething 158 159/^\�/ 160 � 161 162/^�/ 163 � 164 165/^[0-9]+$/ 166 0 167 1 168 2 169 3 170 4 171 5 172 6 173 7 174 8 175 9 176 10 177 100 178 *** Failers 179 abc 180 181/^.*nter/ 182 enter 183 inter 184 uponter 185 186/^xxx[0-9]+$/ 187 xxx0 188 xxx1234 189 *** Failers 190 xxx 191 192/^.+[0-9][0-9][0-9]$/ 193 x123 194 xx123 195 123456 196 *** Failers 197 123 198 x1234 199 200/^.+?[0-9][0-9][0-9]$/ 201 x123 202 xx123 203 123456 204 *** Failers 205 123 206 x1234 207 208/^([^!]+)!(.+)=apquxz\.ixr\.zzz\.ac\.uk$/ 209 abc!pqr=apquxz.ixr.zzz.ac.uk 210 *** Failers 211 !pqr=apquxz.ixr.zzz.ac.uk 212 abc!=apquxz.ixr.zzz.ac.uk 213 abc!pqr=apquxz:ixr.zzz.ac.uk 214 abc!pqr=apquxz.ixr.zzz.ac.ukk 215 216/:/ 217 Well, we need a colon: somewhere 218 *** Fail if we don't 219 220/([\da-f:]+)$/i 221 0abc 222 abc 223 fed 224 E 225 :: 226 5f03:12C0::932e 227 fed def 228 Any old stuff 229 *** Failers 230 0zzz 231 gzzz 232 fed\x20 233 Any old rubbish 234 235/^.*\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/ 236 .1.2.3 237 A.12.123.0 238 *** Failers 239 .1.2.3333 240 1.2.3 241 1234.2.3 242 243/^(\d+)\s+IN\s+SOA\s+(\S+)\s+(\S+)\s*\(\s*$/ 244 1 IN SOA non-sp1 non-sp2( 245 1 IN SOA non-sp1 non-sp2 ( 246 *** Failers 247 1IN SOA non-sp1 non-sp2( 248 249/^[a-zA-Z\d][a-zA-Z\d\-]*(\.[a-zA-Z\d][a-zA-z\d\-]*)*\.$/ 250 a. 251 Z. 252 2. 253 ab-c.pq-r. 254 sxk.zzz.ac.uk. 255 x-.y-. 256 *** Failers 257 -abc.peq. 258 259/^\*\.[a-z]([a-z\-\d]*[a-z\d]+)?(\.[a-z]([a-z\-\d]*[a-z\d]+)?)*$/ 260 *.a 261 *.b0-a 262 *.c3-b.c 263 *.c-a.b-c 264 *** Failers 265 *.0 266 *.a- 267 *.a-b.c- 268 *.c-a.0-c 269 270/^(?=ab(de))(abd)(e)/ 271 abde 272 273/^(?!(ab)de|x)(abd)(f)/ 274 abdf 275 276/^(?=(ab(cd)))(ab)/ 277 abcd 278 279/^[\da-f](\.[\da-f])*$/i 280 a.b.c.d 281 A.B.C.D 282 a.b.c.1.2.3.C 283 284/^\".*\"\s*(;.*)?$/ 285 \"1234\" 286 \"abcd\" ; 287 \"\" ; rhubarb 288 *** Failers 289 \"1234\" : things 290 291/^$/ 292 \ 293 *** Failers 294 295/ ^ a (?# begins with a) b\sc (?# then b c) $ (?# then end)/x 296 ab c 297 *** Failers 298 abc 299 ab cde 300 301/(?x) ^ a (?# begins with a) b\sc (?# then b c) $ (?# then end)/ 302 ab c 303 *** Failers 304 abc 305 ab cde 306 307/^ a\ b[c ]d $/x 308 a bcd 309 a b d 310 *** Failers 311 abcd 312 ab d 313 314/^(a(b(c)))(d(e(f)))(h(i(j)))(k(l(m)))$/ 315 abcdefhijklm 316 317/^(?:a(b(c)))(?:d(e(f)))(?:h(i(j)))(?:k(l(m)))$/ 318 abcdefhijklm 319 320/^[\w][\W][\s][\S][\d][\D][\b][\n][\c]][\022]/ 321 a+ Z0+\x08\n\x1d\x12 322 323/^[.^$|()*+?{,}]+/ 324 .^\$(*+)|{?,?} 325 326/^a*\w/ 327 z 328 az 329 aaaz 330 a 331 aa 332 aaaa 333 a+ 334 aa+ 335 336/^a*?\w/ 337 z 338 az 339 aaaz 340 a 341 aa 342 aaaa 343 a+ 344 aa+ 345 346/^a+\w/ 347 az 348 aaaz 349 aa 350 aaaa 351 aa+ 352 353/^a+?\w/ 354 az 355 aaaz 356 aa 357 aaaa 358 aa+ 359 360/^\d{8}\w{2,}/ 361 1234567890 362 12345678ab 363 12345678__ 364 *** Failers 365 1234567 366 367/^[aeiou\d]{4,5}$/ 368 uoie 369 1234 370 12345 371 aaaaa 372 *** Failers 373 123456 374 375/^[aeiou\d]{4,5}?/ 376 uoie 377 1234 378 12345 379 aaaaa 380 123456 381 382/\A(abc|def)=(\1){2,3}\Z/ 383 abc=abcabc 384 def=defdefdef 385 *** Failers 386 abc=defdef 387 388/^(a)(b)(c)(d)(e)(f)(g)(h)(i)(j)(k)\11*(\3\4)\1(?#)2$/ 389 abcdefghijkcda2 390 abcdefghijkkkkcda2 391 392/(cat(a(ract|tonic)|erpillar)) \1()2(3)/ 393 cataract cataract23 394 catatonic catatonic23 395 caterpillar caterpillar23 396 397 398/^From +([^ ]+) +[a-zA-Z][a-zA-Z][a-zA-Z] +[a-zA-Z][a-zA-Z][a-zA-Z] +[0-9]?[0-9] +[0-9][0-9]:[0-9][0-9]/ 399 From abcd Mon Sep 01 12:33:02 1997 400 401/^From\s+\S+\s+([a-zA-Z]{3}\s+){2}\d{1,2}\s+\d\d:\d\d/ 402 From abcd Mon Sep 01 12:33:02 1997 403 From abcd Mon Sep 1 12:33:02 1997 404 *** Failers 405 From abcd Sep 01 12:33:02 1997 406 407/^12.34/s 408 12\n34 409 12\r34 410 411/\w+(?=\t)/ 412 the quick brown\t fox 413 414/foo(?!bar)(.*)/ 415 foobar is foolish see? 416 417/(?:(?!foo)...|^.{0,2})bar(.*)/ 418 foobar crowbar etc 419 barrel 420 2barrel 421 A barrel 422 423/^(\D*)(?=\d)(?!123)/ 424 abc456 425 *** Failers 426 abc123 427 428/^1234(?# test newlines 429 inside)/ 430 1234 431 432/^1234 #comment in extended re 433 /x 434 1234 435 436/#rhubarb 437 abcd/x 438 abcd 439 440/^abcd#rhubarb/x 441 abcd 442 443/^(a)\1{2,3}(.)/ 444 aaab 445 aaaab 446 aaaaab 447 aaaaaab 448 449/(?!^)abc/ 450 the abc 451 *** Failers 452 abc 453 454/(?=^)abc/ 455 abc 456 *** Failers 457 the abc 458 459/^[ab]{1,3}(ab*|b)/ 460 aabbbbb 461 462/^[ab]{1,3}?(ab*|b)/ 463 aabbbbb 464 465/^[ab]{1,3}?(ab*?|b)/ 466 aabbbbb 467 468/^[ab]{1,3}(ab*?|b)/ 469 aabbbbb 470 471/ (?: [\040\t] | \( 472(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* 473\) )* # optional leading comment 474(?: (?: 475[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... 476(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom 477| 478" (?: # opening quote... 479[^\\\x80-\xff\n\015"] # Anything except backslash and quote 480| # or 481\\ [^\x80-\xff] # Escaped something (something != CR) 482)* " # closing quote 483) # initial word 484(?: (?: [\040\t] | \( 485(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* 486\) )* \. (?: [\040\t] | \( 487(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* 488\) )* (?: 489[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... 490(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom 491| 492" (?: # opening quote... 493[^\\\x80-\xff\n\015"] # Anything except backslash and quote 494| # or 495\\ [^\x80-\xff] # Escaped something (something != CR) 496)* " # closing quote 497) )* # further okay, if led by a period 498(?: [\040\t] | \( 499(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* 500\) )* @ (?: [\040\t] | \( 501(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* 502\) )* (?: 503[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... 504(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom 505| \[ # [ 506(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff 507\] # ] 508) # initial subdomain 509(?: # 510(?: [\040\t] | \( 511(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* 512\) )* \. # if led by a period... 513(?: [\040\t] | \( 514(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* 515\) )* (?: 516[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... 517(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom 518| \[ # [ 519(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff 520\] # ] 521) # ...further okay 522)* 523# address 524| # or 525(?: 526[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... 527(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom 528| 529" (?: # opening quote... 530[^\\\x80-\xff\n\015"] # Anything except backslash and quote 531| # or 532\\ [^\x80-\xff] # Escaped something (something != CR) 533)* " # closing quote 534) # one word, optionally followed by.... 535(?: 536[^()<>@,;:".\\\[\]\x80-\xff\000-\010\012-\037] | # atom and space parts, or... 537\( 538(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* 539\) | # comments, or... 540 541" (?: # opening quote... 542[^\\\x80-\xff\n\015"] # Anything except backslash and quote 543| # or 544\\ [^\x80-\xff] # Escaped something (something != CR) 545)* " # closing quote 546# quoted strings 547)* 548< (?: [\040\t] | \( 549(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* 550\) )* # leading < 551(?: @ (?: [\040\t] | \( 552(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* 553\) )* (?: 554[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... 555(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom 556| \[ # [ 557(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff 558\] # ] 559) # initial subdomain 560(?: # 561(?: [\040\t] | \( 562(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* 563\) )* \. # if led by a period... 564(?: [\040\t] | \( 565(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* 566\) )* (?: 567[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... 568(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom 569| \[ # [ 570(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff 571\] # ] 572) # ...further okay 573)* 574 575(?: (?: [\040\t] | \( 576(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* 577\) )* , (?: [\040\t] | \( 578(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* 579\) )* @ (?: [\040\t] | \( 580(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* 581\) )* (?: 582[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... 583(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom 584| \[ # [ 585(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff 586\] # ] 587) # initial subdomain 588(?: # 589(?: [\040\t] | \( 590(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* 591\) )* \. # if led by a period... 592(?: [\040\t] | \( 593(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* 594\) )* (?: 595[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... 596(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom 597| \[ # [ 598(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff 599\] # ] 600) # ...further okay 601)* 602)* # further okay, if led by comma 603: # closing colon 604(?: [\040\t] | \( 605(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* 606\) )* )? # optional route 607(?: 608[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... 609(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom 610| 611" (?: # opening quote... 612[^\\\x80-\xff\n\015"] # Anything except backslash and quote 613| # or 614\\ [^\x80-\xff] # Escaped something (something != CR) 615)* " # closing quote 616) # initial word 617(?: (?: [\040\t] | \( 618(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* 619\) )* \. (?: [\040\t] | \( 620(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* 621\) )* (?: 622[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... 623(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom 624| 625" (?: # opening quote... 626[^\\\x80-\xff\n\015"] # Anything except backslash and quote 627| # or 628\\ [^\x80-\xff] # Escaped something (something != CR) 629)* " # closing quote 630) )* # further okay, if led by a period 631(?: [\040\t] | \( 632(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* 633\) )* @ (?: [\040\t] | \( 634(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* 635\) )* (?: 636[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... 637(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom 638| \[ # [ 639(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff 640\] # ] 641) # initial subdomain 642(?: # 643(?: [\040\t] | \( 644(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* 645\) )* \. # if led by a period... 646(?: [\040\t] | \( 647(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* 648\) )* (?: 649[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... 650(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom 651| \[ # [ 652(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff 653\] # ] 654) # ...further okay 655)* 656# address spec 657(?: [\040\t] | \( 658(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* 659\) )* > # trailing > 660# name and address 661) (?: [\040\t] | \( 662(?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] | \( (?: [^\\\x80-\xff\n\015()] | \\ [^\x80-\xff] )* \) )* 663\) )* # optional trailing comment 664/x 665 Alan Other <user\@dom.ain> 666 <user\@dom.ain> 667 user\@dom.ain 668 \"A. Other\" <user.1234\@dom.ain> (a comment) 669 A. Other <user.1234\@dom.ain> (a comment) 670 \"/s=user/ou=host/o=place/prmd=uu.yy/admd= /c=gb/\"\@x400-re.lay 671 A missing angle <user\@some.where 672 *** Failers 673 The quick brown fox 674 675/[\040\t]* # Nab whitespace. 676(?: 677\( # ( 678[^\\\x80-\xff\n\015()] * # normal* 679(?: # ( 680(?: \\ [^\x80-\xff] | 681\( # ( 682[^\\\x80-\xff\n\015()] * # normal* 683(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* 684\) # ) 685) # special 686[^\\\x80-\xff\n\015()] * # normal* 687)* # )* 688\) # ) 689[\040\t]* )* # If comment found, allow more spaces. 690# optional leading comment 691(?: 692(?: 693[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... 694(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom 695# Atom 696| # or 697" # " 698[^\\\x80-\xff\n\015"] * # normal 699(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015"] * )* # ( special normal* )* 700" # " 701# Quoted string 702) 703[\040\t]* # Nab whitespace. 704(?: 705\( # ( 706[^\\\x80-\xff\n\015()] * # normal* 707(?: # ( 708(?: \\ [^\x80-\xff] | 709\( # ( 710[^\\\x80-\xff\n\015()] * # normal* 711(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* 712\) # ) 713) # special 714[^\\\x80-\xff\n\015()] * # normal* 715)* # )* 716\) # ) 717[\040\t]* )* # If comment found, allow more spaces. 718(?: 719\. 720[\040\t]* # Nab whitespace. 721(?: 722\( # ( 723[^\\\x80-\xff\n\015()] * # normal* 724(?: # ( 725(?: \\ [^\x80-\xff] | 726\( # ( 727[^\\\x80-\xff\n\015()] * # normal* 728(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* 729\) # ) 730) # special 731[^\\\x80-\xff\n\015()] * # normal* 732)* # )* 733\) # ) 734[\040\t]* )* # If comment found, allow more spaces. 735(?: 736[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... 737(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom 738# Atom 739| # or 740" # " 741[^\\\x80-\xff\n\015"] * # normal 742(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015"] * )* # ( special normal* )* 743" # " 744# Quoted string 745) 746[\040\t]* # Nab whitespace. 747(?: 748\( # ( 749[^\\\x80-\xff\n\015()] * # normal* 750(?: # ( 751(?: \\ [^\x80-\xff] | 752\( # ( 753[^\\\x80-\xff\n\015()] * # normal* 754(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* 755\) # ) 756) # special 757[^\\\x80-\xff\n\015()] * # normal* 758)* # )* 759\) # ) 760[\040\t]* )* # If comment found, allow more spaces. 761# additional words 762)* 763@ 764[\040\t]* # Nab whitespace. 765(?: 766\( # ( 767[^\\\x80-\xff\n\015()] * # normal* 768(?: # ( 769(?: \\ [^\x80-\xff] | 770\( # ( 771[^\\\x80-\xff\n\015()] * # normal* 772(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* 773\) # ) 774) # special 775[^\\\x80-\xff\n\015()] * # normal* 776)* # )* 777\) # ) 778[\040\t]* )* # If comment found, allow more spaces. 779(?: 780[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... 781(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom 782| 783\[ # [ 784(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff 785\] # ] 786) 787[\040\t]* # Nab whitespace. 788(?: 789\( # ( 790[^\\\x80-\xff\n\015()] * # normal* 791(?: # ( 792(?: \\ [^\x80-\xff] | 793\( # ( 794[^\\\x80-\xff\n\015()] * # normal* 795(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* 796\) # ) 797) # special 798[^\\\x80-\xff\n\015()] * # normal* 799)* # )* 800\) # ) 801[\040\t]* )* # If comment found, allow more spaces. 802# optional trailing comments 803(?: 804\. 805[\040\t]* # Nab whitespace. 806(?: 807\( # ( 808[^\\\x80-\xff\n\015()] * # normal* 809(?: # ( 810(?: \\ [^\x80-\xff] | 811\( # ( 812[^\\\x80-\xff\n\015()] * # normal* 813(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* 814\) # ) 815) # special 816[^\\\x80-\xff\n\015()] * # normal* 817)* # )* 818\) # ) 819[\040\t]* )* # If comment found, allow more spaces. 820(?: 821[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... 822(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom 823| 824\[ # [ 825(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff 826\] # ] 827) 828[\040\t]* # Nab whitespace. 829(?: 830\( # ( 831[^\\\x80-\xff\n\015()] * # normal* 832(?: # ( 833(?: \\ [^\x80-\xff] | 834\( # ( 835[^\\\x80-\xff\n\015()] * # normal* 836(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* 837\) # ) 838) # special 839[^\\\x80-\xff\n\015()] * # normal* 840)* # )* 841\) # ) 842[\040\t]* )* # If comment found, allow more spaces. 843# optional trailing comments 844)* 845# address 846| # or 847(?: 848[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... 849(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom 850# Atom 851| # or 852" # " 853[^\\\x80-\xff\n\015"] * # normal 854(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015"] * )* # ( special normal* )* 855" # " 856# Quoted string 857) 858# leading word 859[^()<>@,;:".\\\[\]\x80-\xff\000-\010\012-\037] * # "normal" atoms and or spaces 860(?: 861(?: 862\( # ( 863[^\\\x80-\xff\n\015()] * # normal* 864(?: # ( 865(?: \\ [^\x80-\xff] | 866\( # ( 867[^\\\x80-\xff\n\015()] * # normal* 868(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* 869\) # ) 870) # special 871[^\\\x80-\xff\n\015()] * # normal* 872)* # )* 873\) # ) 874| 875" # " 876[^\\\x80-\xff\n\015"] * # normal 877(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015"] * )* # ( special normal* )* 878" # " 879) # "special" comment or quoted string 880[^()<>@,;:".\\\[\]\x80-\xff\000-\010\012-\037] * # more "normal" 881)* 882< 883[\040\t]* # Nab whitespace. 884(?: 885\( # ( 886[^\\\x80-\xff\n\015()] * # normal* 887(?: # ( 888(?: \\ [^\x80-\xff] | 889\( # ( 890[^\\\x80-\xff\n\015()] * # normal* 891(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* 892\) # ) 893) # special 894[^\\\x80-\xff\n\015()] * # normal* 895)* # )* 896\) # ) 897[\040\t]* )* # If comment found, allow more spaces. 898# < 899(?: 900@ 901[\040\t]* # Nab whitespace. 902(?: 903\( # ( 904[^\\\x80-\xff\n\015()] * # normal* 905(?: # ( 906(?: \\ [^\x80-\xff] | 907\( # ( 908[^\\\x80-\xff\n\015()] * # normal* 909(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* 910\) # ) 911) # special 912[^\\\x80-\xff\n\015()] * # normal* 913)* # )* 914\) # ) 915[\040\t]* )* # If comment found, allow more spaces. 916(?: 917[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... 918(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom 919| 920\[ # [ 921(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff 922\] # ] 923) 924[\040\t]* # Nab whitespace. 925(?: 926\( # ( 927[^\\\x80-\xff\n\015()] * # normal* 928(?: # ( 929(?: \\ [^\x80-\xff] | 930\( # ( 931[^\\\x80-\xff\n\015()] * # normal* 932(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* 933\) # ) 934) # special 935[^\\\x80-\xff\n\015()] * # normal* 936)* # )* 937\) # ) 938[\040\t]* )* # If comment found, allow more spaces. 939# optional trailing comments 940(?: 941\. 942[\040\t]* # Nab whitespace. 943(?: 944\( # ( 945[^\\\x80-\xff\n\015()] * # normal* 946(?: # ( 947(?: \\ [^\x80-\xff] | 948\( # ( 949[^\\\x80-\xff\n\015()] * # normal* 950(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* 951\) # ) 952) # special 953[^\\\x80-\xff\n\015()] * # normal* 954)* # )* 955\) # ) 956[\040\t]* )* # If comment found, allow more spaces. 957(?: 958[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... 959(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom 960| 961\[ # [ 962(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff 963\] # ] 964) 965[\040\t]* # Nab whitespace. 966(?: 967\( # ( 968[^\\\x80-\xff\n\015()] * # normal* 969(?: # ( 970(?: \\ [^\x80-\xff] | 971\( # ( 972[^\\\x80-\xff\n\015()] * # normal* 973(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* 974\) # ) 975) # special 976[^\\\x80-\xff\n\015()] * # normal* 977)* # )* 978\) # ) 979[\040\t]* )* # If comment found, allow more spaces. 980# optional trailing comments 981)* 982(?: , 983[\040\t]* # Nab whitespace. 984(?: 985\( # ( 986[^\\\x80-\xff\n\015()] * # normal* 987(?: # ( 988(?: \\ [^\x80-\xff] | 989\( # ( 990[^\\\x80-\xff\n\015()] * # normal* 991(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* 992\) # ) 993) # special 994[^\\\x80-\xff\n\015()] * # normal* 995)* # )* 996\) # ) 997[\040\t]* )* # If comment found, allow more spaces. 998@ 999[\040\t]* # Nab whitespace. 1000(?: 1001\( # ( 1002[^\\\x80-\xff\n\015()] * # normal* 1003(?: # ( 1004(?: \\ [^\x80-\xff] | 1005\( # ( 1006[^\\\x80-\xff\n\015()] * # normal* 1007(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* 1008\) # ) 1009) # special 1010[^\\\x80-\xff\n\015()] * # normal* 1011)* # )* 1012\) # ) 1013[\040\t]* )* # If comment found, allow more spaces. 1014(?: 1015[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... 1016(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom 1017| 1018\[ # [ 1019(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff 1020\] # ] 1021) 1022[\040\t]* # Nab whitespace. 1023(?: 1024\( # ( 1025[^\\\x80-\xff\n\015()] * # normal* 1026(?: # ( 1027(?: \\ [^\x80-\xff] | 1028\( # ( 1029[^\\\x80-\xff\n\015()] * # normal* 1030(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* 1031\) # ) 1032) # special 1033[^\\\x80-\xff\n\015()] * # normal* 1034)* # )* 1035\) # ) 1036[\040\t]* )* # If comment found, allow more spaces. 1037# optional trailing comments 1038(?: 1039\. 1040[\040\t]* # Nab whitespace. 1041(?: 1042\( # ( 1043[^\\\x80-\xff\n\015()] * # normal* 1044(?: # ( 1045(?: \\ [^\x80-\xff] | 1046\( # ( 1047[^\\\x80-\xff\n\015()] * # normal* 1048(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* 1049\) # ) 1050) # special 1051[^\\\x80-\xff\n\015()] * # normal* 1052)* # )* 1053\) # ) 1054[\040\t]* )* # If comment found, allow more spaces. 1055(?: 1056[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... 1057(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom 1058| 1059\[ # [ 1060(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff 1061\] # ] 1062) 1063[\040\t]* # Nab whitespace. 1064(?: 1065\( # ( 1066[^\\\x80-\xff\n\015()] * # normal* 1067(?: # ( 1068(?: \\ [^\x80-\xff] | 1069\( # ( 1070[^\\\x80-\xff\n\015()] * # normal* 1071(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* 1072\) # ) 1073) # special 1074[^\\\x80-\xff\n\015()] * # normal* 1075)* # )* 1076\) # ) 1077[\040\t]* )* # If comment found, allow more spaces. 1078# optional trailing comments 1079)* 1080)* # additional domains 1081: 1082[\040\t]* # Nab whitespace. 1083(?: 1084\( # ( 1085[^\\\x80-\xff\n\015()] * # normal* 1086(?: # ( 1087(?: \\ [^\x80-\xff] | 1088\( # ( 1089[^\\\x80-\xff\n\015()] * # normal* 1090(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* 1091\) # ) 1092) # special 1093[^\\\x80-\xff\n\015()] * # normal* 1094)* # )* 1095\) # ) 1096[\040\t]* )* # If comment found, allow more spaces. 1097# optional trailing comments 1098)? # optional route 1099(?: 1100[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... 1101(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom 1102# Atom 1103| # or 1104" # " 1105[^\\\x80-\xff\n\015"] * # normal 1106(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015"] * )* # ( special normal* )* 1107" # " 1108# Quoted string 1109) 1110[\040\t]* # Nab whitespace. 1111(?: 1112\( # ( 1113[^\\\x80-\xff\n\015()] * # normal* 1114(?: # ( 1115(?: \\ [^\x80-\xff] | 1116\( # ( 1117[^\\\x80-\xff\n\015()] * # normal* 1118(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* 1119\) # ) 1120) # special 1121[^\\\x80-\xff\n\015()] * # normal* 1122)* # )* 1123\) # ) 1124[\040\t]* )* # If comment found, allow more spaces. 1125(?: 1126\. 1127[\040\t]* # Nab whitespace. 1128(?: 1129\( # ( 1130[^\\\x80-\xff\n\015()] * # normal* 1131(?: # ( 1132(?: \\ [^\x80-\xff] | 1133\( # ( 1134[^\\\x80-\xff\n\015()] * # normal* 1135(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* 1136\) # ) 1137) # special 1138[^\\\x80-\xff\n\015()] * # normal* 1139)* # )* 1140\) # ) 1141[\040\t]* )* # If comment found, allow more spaces. 1142(?: 1143[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... 1144(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom 1145# Atom 1146| # or 1147" # " 1148[^\\\x80-\xff\n\015"] * # normal 1149(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015"] * )* # ( special normal* )* 1150" # " 1151# Quoted string 1152) 1153[\040\t]* # Nab whitespace. 1154(?: 1155\( # ( 1156[^\\\x80-\xff\n\015()] * # normal* 1157(?: # ( 1158(?: \\ [^\x80-\xff] | 1159\( # ( 1160[^\\\x80-\xff\n\015()] * # normal* 1161(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* 1162\) # ) 1163) # special 1164[^\\\x80-\xff\n\015()] * # normal* 1165)* # )* 1166\) # ) 1167[\040\t]* )* # If comment found, allow more spaces. 1168# additional words 1169)* 1170@ 1171[\040\t]* # Nab whitespace. 1172(?: 1173\( # ( 1174[^\\\x80-\xff\n\015()] * # normal* 1175(?: # ( 1176(?: \\ [^\x80-\xff] | 1177\( # ( 1178[^\\\x80-\xff\n\015()] * # normal* 1179(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* 1180\) # ) 1181) # special 1182[^\\\x80-\xff\n\015()] * # normal* 1183)* # )* 1184\) # ) 1185[\040\t]* )* # If comment found, allow more spaces. 1186(?: 1187[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... 1188(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom 1189| 1190\[ # [ 1191(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff 1192\] # ] 1193) 1194[\040\t]* # Nab whitespace. 1195(?: 1196\( # ( 1197[^\\\x80-\xff\n\015()] * # normal* 1198(?: # ( 1199(?: \\ [^\x80-\xff] | 1200\( # ( 1201[^\\\x80-\xff\n\015()] * # normal* 1202(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* 1203\) # ) 1204) # special 1205[^\\\x80-\xff\n\015()] * # normal* 1206)* # )* 1207\) # ) 1208[\040\t]* )* # If comment found, allow more spaces. 1209# optional trailing comments 1210(?: 1211\. 1212[\040\t]* # Nab whitespace. 1213(?: 1214\( # ( 1215[^\\\x80-\xff\n\015()] * # normal* 1216(?: # ( 1217(?: \\ [^\x80-\xff] | 1218\( # ( 1219[^\\\x80-\xff\n\015()] * # normal* 1220(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* 1221\) # ) 1222) # special 1223[^\\\x80-\xff\n\015()] * # normal* 1224)* # )* 1225\) # ) 1226[\040\t]* )* # If comment found, allow more spaces. 1227(?: 1228[^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+ # some number of atom characters... 1229(?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom 1230| 1231\[ # [ 1232(?: [^\\\x80-\xff\n\015\[\]] | \\ [^\x80-\xff] )* # stuff 1233\] # ] 1234) 1235[\040\t]* # Nab whitespace. 1236(?: 1237\( # ( 1238[^\\\x80-\xff\n\015()] * # normal* 1239(?: # ( 1240(?: \\ [^\x80-\xff] | 1241\( # ( 1242[^\\\x80-\xff\n\015()] * # normal* 1243(?: \\ [^\x80-\xff] [^\\\x80-\xff\n\015()] * )* # (special normal*)* 1244\) # ) 1245) # special 1246[^\\\x80-\xff\n\015()] * # normal* 1247)* # )* 1248\) # ) 1249[\040\t]* )* # If comment found, allow more spaces. 1250# optional trailing comments 1251)* 1252# address spec 1253> # > 1254# name and address 1255) 1256/x 1257 Alan Other <user\@dom.ain> 1258 <user\@dom.ain> 1259 user\@dom.ain 1260 \"A. Other\" <user.1234\@dom.ain> (a comment) 1261 A. Other <user.1234\@dom.ain> (a comment) 1262 \"/s=user/ou=host/o=place/prmd=uu.yy/admd= /c=gb/\"\@x400-re.lay 1263 A missing angle <user\@some.where 1264 *** Failers 1265 The quick brown fox 1266 1267/abc\0def\00pqr\000xyz\0000AB/ 1268 abc\0def\00pqr\000xyz\0000AB 1269 abc456 abc\0def\00pqr\000xyz\0000ABCDE 1270 1271/abc\x0def\x00pqr\x000xyz\x0000AB/ 1272 abc\x0def\x00pqr\x000xyz\x0000AB 1273 abc456 abc\x0def\x00pqr\x000xyz\x0000ABCDE 1274 1275/^[\000-\037]/ 1276 \0A 1277 \01B 1278 \037C 1279 1280/\0*/ 1281 \0\0\0\0 1282 1283/A\x0{2,3}Z/ 1284 The A\x0\x0Z 1285 An A\0\x0\0Z 1286 *** Failers 1287 A\0Z 1288 A\0\x0\0\x0Z 1289 1290/^(cow|)\1(bell)/ 1291 cowcowbell 1292 bell 1293 *** Failers 1294 cowbell 1295 1296/^\s/ 1297 \040abc 1298 \x0cabc 1299 \nabc 1300 \rabc 1301 \tabc 1302 *** Failers 1303 abc 1304 1305/^a b 1306 c/x 1307 abc 1308 1309/^(a|)\1*b/ 1310 ab 1311 aaaab 1312 b 1313 *** Failers 1314 acb 1315 1316/^(a|)\1+b/ 1317 aab 1318 aaaab 1319 b 1320 *** Failers 1321 ab 1322 1323/^(a|)\1?b/ 1324 ab 1325 aab 1326 b 1327 *** Failers 1328 acb 1329 1330/^(a|)\1{2}b/ 1331 aaab 1332 b 1333 *** Failers 1334 ab 1335 aab 1336 aaaab 1337 1338/^(a|)\1{2,3}b/ 1339 aaab 1340 aaaab 1341 b 1342 *** Failers 1343 ab 1344 aab 1345 aaaaab 1346 1347/ab{1,3}bc/ 1348 abbbbc 1349 abbbc 1350 abbc 1351 *** Failers 1352 abc 1353 abbbbbc 1354 1355/([^.]*)\.([^:]*):[T ]+(.*)/ 1356 track1.title:TBlah blah blah 1357 1358/([^.]*)\.([^:]*):[T ]+(.*)/i 1359 track1.title:TBlah blah blah 1360 1361/([^.]*)\.([^:]*):[t ]+(.*)/i 1362 track1.title:TBlah blah blah 1363 1364/^[W-c]+$/ 1365 WXY_^abc 1366 *** Failers 1367 wxy 1368 1369/^[W-c]+$/i 1370 WXY_^abc 1371 wxy_^ABC 1372 1373/^[\x3f-\x5F]+$/i 1374 WXY_^abc 1375 wxy_^ABC 1376 1377/^abc$/m 1378 abc 1379 qqq\nabc 1380 abc\nzzz 1381 qqq\nabc\nzzz 1382 1383/^abc$/ 1384 abc 1385 *** Failers 1386 qqq\nabc 1387 abc\nzzz 1388 qqq\nabc\nzzz 1389 1390/\Aabc\Z/m 1391 abc 1392 abc\n 1393 *** Failers 1394 qqq\nabc 1395 abc\nzzz 1396 qqq\nabc\nzzz 1397 1398/\A(.)*\Z/s 1399 abc\ndef 1400 1401/\A(.)*\Z/m 1402 *** Failers 1403 abc\ndef 1404 1405/(?:b)|(?::+)/ 1406 b::c 1407 c::b 1408 1409/[-az]+/ 1410 az- 1411 *** Failers 1412 b 1413 1414/[az-]+/ 1415 za- 1416 *** Failers 1417 b 1418 1419/[a\-z]+/ 1420 a-z 1421 *** Failers 1422 b 1423 1424/[a-z]+/ 1425 abcdxyz 1426 1427/[\d-]+/ 1428 12-34 1429 *** Failers 1430 aaa 1431 1432/[\d-z]+/ 1433 12-34z 1434 *** Failers 1435 aaa 1436 1437/\x5c/ 1438 \\ 1439 1440/\x20Z/ 1441 the Zoo 1442 *** Failers 1443 Zulu 1444 1445/(abc)\1/i 1446 abcabc 1447 ABCabc 1448 abcABC 1449 1450/ab{3cd/ 1451 ab{3cd 1452 1453/ab{3,cd/ 1454 ab{3,cd 1455 1456/ab{3,4a}cd/ 1457 ab{3,4a}cd 1458 1459/{4,5a}bc/ 1460 {4,5a}bc 1461 1462/abc$/ 1463 abc 1464 abc\n 1465 *** Failers 1466 abc\ndef 1467 1468/(abc)\123/ 1469 abc\x53 1470 1471/(abc)\223/ 1472 abc\x93 1473 1474/(abc)\323/ 1475 abc\xd3 1476 1477/(abc)\100/ 1478 abc\x40 1479 abc\100 1480 1481/(abc)\1000/ 1482 abc\x400 1483 abc\x40\x30 1484 abc\1000 1485 abc\100\x30 1486 abc\100\060 1487 abc\100\60 1488 1489/^A\8B\9C$/ 1490 A8B9C 1491 *** Failers 1492 A\08B\09C 1493 1494/^(A)(B)(C)(D)(E)(F)(G)(H)(I)\8\9$/ 1495 ABCDEFGHIHI 1496 1497/^[A\8B\9C]+$/ 1498 A8B9C 1499 *** Failers 1500 A8B9C\x00 1501 1502/(a)(b)(c)(d)(e)(f)(g)(h)(i)(j)(k)(l)\12\123/ 1503 abcdefghijkllS 1504 1505/(a)(b)(c)(d)(e)(f)(g)(h)(i)(j)(k)\12\123/ 1506 abcdefghijk\12S 1507 1508/ab\idef/ 1509 abidef 1510 1511/a{0}bc/ 1512 bc 1513 1514/(a|(bc)){0,0}?xyz/ 1515 xyz 1516 1517/abc[\10]de/ 1518 abc\010de 1519 1520/abc[\1]de/ 1521 abc\1de 1522 1523/(abc)[\1]de/ 1524 abc\1de 1525 1526/(?s)a.b/ 1527 a\nb 1528 1529/^([^a])([^\b])([^c]*)([^d]{3,4})/ 1530 baNOTccccd 1531 baNOTcccd 1532 baNOTccd 1533 bacccd 1534 *** Failers 1535 anything 1536 b\bc 1537 baccd 1538 1539/[^a]/ 1540 Abc 1541 1542/[^a]/i 1543 Abc 1544 1545/[^a]+/ 1546 AAAaAbc 1547 1548/[^a]+/i 1549 AAAaAbc 1550 1551/[^a]+/ 1552 bbb\nccc 1553 1554/[^k]$/ 1555 abc 1556 *** Failers 1557 abk 1558 1559/[^k]{2,3}$/ 1560 abc 1561 kbc 1562 kabc 1563 *** Failers 1564 abk 1565 akb 1566 akk 1567 1568/^\d{8,}\@.+[^k]$/ 1569 12345678\@a.b.c.d 1570 123456789\@x.y.z 1571 *** Failers 1572 12345678\@x.y.uk 1573 1234567\@a.b.c.d 1574 1575/(a)\1{8,}/ 1576 aaaaaaaaa 1577 aaaaaaaaaa 1578 *** Failers 1579 aaaaaaa 1580 1581/[^a]/ 1582 aaaabcd 1583 aaAabcd 1584 1585/[^a]/i 1586 aaaabcd 1587 aaAabcd 1588 1589/[^az]/ 1590 aaaabcd 1591 aaAabcd 1592 1593/[^az]/i 1594 aaaabcd 1595 aaAabcd 1596 1597/\000\001\002\003\004\005\006\007\010\011\012\013\014\015\016\017\020\021\022\023\024\025\026\027\030\031\032\033\034\035\036\037\040\041\042\043\044\045\046\047\050\051\052\053\054\055\056\057\060\061\062\063\064\065\066\067\070\071\072\073\074\075\076\077\100\101\102\103\104\105\106\107\110\111\112\113\114\115\116\117\120\121\122\123\124\125\126\127\130\131\132\133\134\135\136\137\140\141\142\143\144\145\146\147\150\151\152\153\154\155\156\157\160\161\162\163\164\165\166\167\170\171\172\173\174\175\176\177\200\201\202\203\204\205\206\207\210\211\212\213\214\215\216\217\220\221\222\223\224\225\226\227\230\231\232\233\234\235\236\237\240\241\242\243\244\245\246\247\250\251\252\253\254\255\256\257\260\261\262\263\264\265\266\267\270\271\272\273\274\275\276\277\300\301\302\303\304\305\306\307\310\311\312\313\314\315\316\317\320\321\322\323\324\325\326\327\330\331\332\333\334\335\336\337\340\341\342\343\344\345\346\347\350\351\352\353\354\355\356\357\360\361\362\363\364\365\366\367\370\371\372\373\374\375\376\377/ 1598 \000\001\002\003\004\005\006\007\010\011\012\013\014\015\016\017\020\021\022\023\024\025\026\027\030\031\032\033\034\035\036\037\040\041\042\043\044\045\046\047\050\051\052\053\054\055\056\057\060\061\062\063\064\065\066\067\070\071\072\073\074\075\076\077\100\101\102\103\104\105\106\107\110\111\112\113\114\115\116\117\120\121\122\123\124\125\126\127\130\131\132\133\134\135\136\137\140\141\142\143\144\145\146\147\150\151\152\153\154\155\156\157\160\161\162\163\164\165\166\167\170\171\172\173\174\175\176\177\200\201\202\203\204\205\206\207\210\211\212\213\214\215\216\217\220\221\222\223\224\225\226\227\230\231\232\233\234\235\236\237\240\241\242\243\244\245\246\247\250\251\252\253\254\255\256\257\260\261\262\263\264\265\266\267\270\271\272\273\274\275\276\277\300\301\302\303\304\305\306\307\310\311\312\313\314\315\316\317\320\321\322\323\324\325\326\327\330\331\332\333\334\335\336\337\340\341\342\343\344\345\346\347\350\351\352\353\354\355\356\357\360\361\362\363\364\365\366\367\370\371\372\373\374\375\376\377 1599 1600/P[^*]TAIRE[^*]{1,6}?LL/ 1601 xxxxxxxxxxxPSTAIREISLLxxxxxxxxx 1602 1603/P[^*]TAIRE[^*]{1,}?LL/ 1604 xxxxxxxxxxxPSTAIREISLLxxxxxxxxx 1605 1606/(\.\d\d[1-9]?)\d+/ 1607 1.230003938 1608 1.875000282 1609 1.235 1610 1611/(\.\d\d((?=0)|\d(?=\d)))/ 1612 1.230003938 1613 1.875000282 1614 *** Failers 1615 1.235 1616 1617/a(?)b/ 1618 ab 1619 1620/\b(foo)\s+(\w+)/i 1621 Food is on the foo table 1622 1623/foo(.*)bar/ 1624 The food is under the bar in the barn. 1625 1626/foo(.*?)bar/ 1627 The food is under the bar in the barn. 1628 1629/(.*)(\d*)/ 1630 I have 2 numbers: 53147 1631 1632/(.*)(\d+)/ 1633 I have 2 numbers: 53147 1634 1635/(.*?)(\d*)/ 1636 I have 2 numbers: 53147 1637 1638/(.*?)(\d+)/ 1639 I have 2 numbers: 53147 1640 1641/(.*)(\d+)$/ 1642 I have 2 numbers: 53147 1643 1644/(.*?)(\d+)$/ 1645 I have 2 numbers: 53147 1646 1647/(.*)\b(\d+)$/ 1648 I have 2 numbers: 53147 1649 1650/(.*\D)(\d+)$/ 1651 I have 2 numbers: 53147 1652 1653/^\D*(?!123)/ 1654 ABC123 1655 1656/^(\D*)(?=\d)(?!123)/ 1657 ABC445 1658 *** Failers 1659 ABC123 1660 1661/^[W-]46]/ 1662 W46]789 1663 -46]789 1664 *** Failers 1665 Wall 1666 Zebra 1667 42 1668 [abcd] 1669 ]abcd[ 1670 1671/^[W-\]46]/ 1672 W46]789 1673 Wall 1674 Zebra 1675 Xylophone 1676 42 1677 [abcd] 1678 ]abcd[ 1679 \\backslash 1680 *** Failers 1681 -46]789 1682 well 1683 1684/\d\d\/\d\d\/\d\d\d\d/ 1685 01/01/2000 1686 1687/word (?:[a-zA-Z0-9]+ ){0,10}otherword/ 1688 word cat dog elephant mussel cow horse canary baboon snake shark otherword 1689 word cat dog elephant mussel cow horse canary baboon snake shark 1690 1691/word (?:[a-zA-Z0-9]+ ){0,300}otherword/ 1692 word cat dog elephant mussel cow horse canary baboon snake shark the quick brown fox and the lazy dog and several other words getting close to thirty by now I hope 1693 1694/^(a){0,0}/ 1695 bcd 1696 abc 1697 aab 1698 1699/^(a){0,1}/ 1700 bcd 1701 abc 1702 aab 1703 1704/^(a){0,2}/ 1705 bcd 1706 abc 1707 aab 1708 1709/^(a){0,3}/ 1710 bcd 1711 abc 1712 aab 1713 aaa 1714 1715/^(a){0,}/ 1716 bcd 1717 abc 1718 aab 1719 aaa 1720 aaaaaaaa 1721 1722/^(a){1,1}/ 1723 bcd 1724 abc 1725 aab 1726 1727/^(a){1,2}/ 1728 bcd 1729 abc 1730 aab 1731 1732/^(a){1,3}/ 1733 bcd 1734 abc 1735 aab 1736 aaa 1737 1738/^(a){1,}/ 1739 bcd 1740 abc 1741 aab 1742 aaa 1743 aaaaaaaa 1744 1745/.*\.gif/ 1746 borfle\nbib.gif\nno 1747 1748/.{0,}\.gif/ 1749 borfle\nbib.gif\nno 1750 1751/.*\.gif/m 1752 borfle\nbib.gif\nno 1753 1754/.*\.gif/s 1755 borfle\nbib.gif\nno 1756 1757/.*\.gif/ms 1758 borfle\nbib.gif\nno 1759 1760/.*$/ 1761 borfle\nbib.gif\nno 1762 1763/.*$/m 1764 borfle\nbib.gif\nno 1765 1766/.*$/s 1767 borfle\nbib.gif\nno 1768 1769/.*$/ms 1770 borfle\nbib.gif\nno 1771 1772/.*$/ 1773 borfle\nbib.gif\nno\n 1774 1775/.*$/m 1776 borfle\nbib.gif\nno\n 1777 1778/.*$/s 1779 borfle\nbib.gif\nno\n 1780 1781/.*$/ms 1782 borfle\nbib.gif\nno\n 1783 1784/(.*X|^B)/ 1785 abcde\n1234Xyz 1786 BarFoo 1787 *** Failers 1788 abcde\nBar 1789 1790/(.*X|^B)/m 1791 abcde\n1234Xyz 1792 BarFoo 1793 abcde\nBar 1794 1795/(.*X|^B)/s 1796 abcde\n1234Xyz 1797 BarFoo 1798 *** Failers 1799 abcde\nBar 1800 1801/(.*X|^B)/ms 1802 abcde\n1234Xyz 1803 BarFoo 1804 abcde\nBar 1805 1806/(?s)(.*X|^B)/ 1807 abcde\n1234Xyz 1808 BarFoo 1809 *** Failers 1810 abcde\nBar 1811 1812/(?s:.*X|^B)/ 1813 abcde\n1234Xyz 1814 BarFoo 1815 *** Failers 1816 abcde\nBar 1817 1818/^.*B/ 1819 **** Failers 1820 abc\nB 1821 1822/(?s)^.*B/ 1823 abc\nB 1824 1825/(?m)^.*B/ 1826 abc\nB 1827 1828/(?ms)^.*B/ 1829 abc\nB 1830 1831/(?ms)^B/ 1832 abc\nB 1833 1834/(?s)B$/ 1835 B\n 1836 1837/^[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]/ 1838 123456654321 1839 1840/^\d\d\d\d\d\d\d\d\d\d\d\d/ 1841 123456654321 1842 1843/^[\d][\d][\d][\d][\d][\d][\d][\d][\d][\d][\d][\d]/ 1844 123456654321 1845 1846/^[abc]{12}/ 1847 abcabcabcabc 1848 1849/^[a-c]{12}/ 1850 abcabcabcabc 1851 1852/^(a|b|c){12}/ 1853 abcabcabcabc 1854 1855/^[abcdefghijklmnopqrstuvwxy0123456789]/ 1856 n 1857 *** Failers 1858 z 1859 1860/abcde{0,0}/ 1861 abcd 1862 *** Failers 1863 abce 1864 1865/ab[cd]{0,0}e/ 1866 abe 1867 *** Failers 1868 abcde 1869 1870/ab(c){0,0}d/ 1871 abd 1872 *** Failers 1873 abcd 1874 1875/a(b*)/ 1876 a 1877 ab 1878 abbbb 1879 *** Failers 1880 bbbbb 1881 1882/ab\d{0}e/ 1883 abe 1884 *** Failers 1885 ab1e 1886 1887/"([^\\"]+|\\.)*"/ 1888 the \"quick\" brown fox 1889 \"the \\\"quick\\\" brown fox\" 1890 1891/.*?/g+ 1892 abc 1893 1894/\b/g+ 1895 abc 1896 1897/\b/+g 1898 abc 1899 1900//g 1901 abc 1902 1903/<tr([\w\W\s\d][^<>]{0,})><TD([\w\W\s\d][^<>]{0,})>([\d]{0,}\.)(.*)((<BR>([\w\W\s\d][^<>]{0,})|[\s]{0,}))<\/a><\/TD><TD([\w\W\s\d][^<>]{0,})>([\w\W\s\d][^<>]{0,})<\/TD><TD([\w\W\s\d][^<>]{0,})>([\w\W\s\d][^<>]{0,})<\/TD><\/TR>/is 1904 <TR BGCOLOR='#DBE9E9'><TD align=left valign=top>43.<a href='joblist.cfm?JobID=94 6735&Keyword='>Word Processor<BR>(N-1286)</a></TD><TD align=left valign=top>Lega lstaff.com</TD><TD align=left valign=top>CA - Statewide</TD></TR> 1905 1906/a[^a]b/ 1907 acb 1908 a\nb 1909 1910/a.b/ 1911 acb 1912 *** Failers 1913 a\nb 1914 1915/a[^a]b/s 1916 acb 1917 a\nb 1918 1919/a.b/s 1920 acb 1921 a\nb 1922 1923/^(b+?|a){1,2}?c/ 1924 bac 1925 bbac 1926 bbbac 1927 bbbbac 1928 bbbbbac 1929 1930/^(b+|a){1,2}?c/ 1931 bac 1932 bbac 1933 bbbac 1934 bbbbac 1935 bbbbbac 1936 1937/(?!\A)x/m 1938 x\nb\n 1939 a\bx\n 1940 1941/\x0{ab}/ 1942 \0{ab} 1943 1944/(A|B)*?CD/ 1945 CD 1946 1947/(A|B)*CD/ 1948 CD 1949 1950/(AB)*?\1/ 1951 ABABAB 1952 1953/(AB)*\1/ 1954 ABABAB 1955 1956/(?<!bar)foo/ 1957 foo 1958 catfood 1959 arfootle 1960 rfoosh 1961 *** Failers 1962 barfoo 1963 towbarfoo 1964 1965/\w{3}(?<!bar)foo/ 1966 catfood 1967 *** Failers 1968 foo 1969 barfoo 1970 towbarfoo 1971 1972/(?<=(foo)a)bar/ 1973 fooabar 1974 *** Failers 1975 bar 1976 foobbar 1977 1978/\Aabc\z/m 1979 abc 1980 *** Failers 1981 abc\n 1982 qqq\nabc 1983 abc\nzzz 1984 qqq\nabc\nzzz 1985 1986"(?>.*/)foo" 1987 /this/is/a/very/long/line/in/deed/with/very/many/slashes/in/it/you/see/ 1988 1989"(?>.*/)foo" 1990 /this/is/a/very/long/line/in/deed/with/very/many/slashes/in/and/foo 1991 1992/(?>(\.\d\d[1-9]?))\d+/ 1993 1.230003938 1994 1.875000282 1995 *** Failers 1996 1.235 1997 1998/^((?>\w+)|(?>\s+))*$/ 1999 now is the time for all good men to come to the aid of the party 2000 *** Failers 2001 this is not a line with only words and spaces! 2002 2003/(\d+)(\w)/ 2004 12345a 2005 12345+ 2006 2007/((?>\d+))(\w)/ 2008 12345a 2009 *** Failers 2010 12345+ 2011 2012/(?>a+)b/ 2013 aaab 2014 2015/((?>a+)b)/ 2016 aaab 2017 2018/(?>(a+))b/ 2019 aaab 2020 2021/(?>b)+/ 2022 aaabbbccc 2023 2024/(?>a+|b+|c+)*c/ 2025 aaabbbbccccd 2026 2027/((?>[^()]+)|\([^()]*\))+/ 2028 ((abc(ade)ufh()()x 2029 2030/\(((?>[^()]+)|\([^()]+\))+\)/ 2031 (abc) 2032 (abc(def)xyz) 2033 *** Failers 2034 ((()aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa 2035 2036/a(?-i)b/i 2037 ab 2038 Ab 2039 *** Failers 2040 aB 2041 AB 2042 2043/(a (?x)b c)d e/ 2044 a bcd e 2045 *** Failers 2046 a b cd e 2047 abcd e 2048 a bcde 2049 2050/(a b(?x)c d (?-x)e f)/ 2051 a bcde f 2052 *** Failers 2053 abcdef 2054 2055/(a(?i)b)c/ 2056 abc 2057 aBc 2058 *** Failers 2059 abC 2060 aBC 2061 Abc 2062 ABc 2063 ABC 2064 AbC 2065 2066/a(?i:b)c/ 2067 abc 2068 aBc 2069 *** Failers 2070 ABC 2071 abC 2072 aBC 2073 2074/a(?i:b)*c/ 2075 aBc 2076 aBBc 2077 *** Failers 2078 aBC 2079 aBBC 2080 2081/a(?=b(?i)c)\w\wd/ 2082 abcd 2083 abCd 2084 *** Failers 2085 aBCd 2086 abcD 2087 2088/(?s-i:more.*than).*million/i 2089 more than million 2090 more than MILLION 2091 more \n than Million 2092 *** Failers 2093 MORE THAN MILLION 2094 more \n than \n million 2095 2096/(?:(?s-i)more.*than).*million/i 2097 more than million 2098 more than MILLION 2099 more \n than Million 2100 *** Failers 2101 MORE THAN MILLION 2102 more \n than \n million 2103 2104/(?>a(?i)b+)+c/ 2105 abc 2106 aBbc 2107 aBBc 2108 *** Failers 2109 Abc 2110 abAb 2111 abbC 2112 2113/(?=a(?i)b)\w\wc/ 2114 abc 2115 aBc 2116 *** Failers 2117 Ab 2118 abC 2119 aBC 2120 2121/(?<=a(?i)b)(\w\w)c/ 2122 abxxc 2123 aBxxc 2124 *** Failers 2125 Abxxc 2126 ABxxc 2127 abxxC 2128 2129/(?:(a)|b)(?(1)A|B)/ 2130 aA 2131 bB 2132 *** Failers 2133 aB 2134 bA 2135 2136/^(a)?(?(1)a|b)+$/ 2137 aa 2138 b 2139 bb 2140 *** Failers 2141 ab 2142 2143/^(?(?=abc)\w{3}:|\d\d)$/ 2144 abc: 2145 12 2146 *** Failers 2147 123 2148 xyz 2149 2150/^(?(?!abc)\d\d|\w{3}:)$/ 2151 abc: 2152 12 2153 *** Failers 2154 123 2155 xyz 2156 2157/(?(?<=foo)bar|cat)/ 2158 foobar 2159 cat 2160 fcat 2161 focat 2162 *** Failers 2163 foocat 2164 2165/(?(?<!foo)cat|bar)/ 2166 foobar 2167 cat 2168 fcat 2169 focat 2170 *** Failers 2171 foocat 2172 2173/( \( )? [^()]+ (?(1) \) |) /x 2174 abcd 2175 (abcd) 2176 the quick (abcd) fox 2177 (abcd 2178 2179/( \( )? [^()]+ (?(1) \) ) /x 2180 abcd 2181 (abcd) 2182 the quick (abcd) fox 2183 (abcd 2184 2185/^(?(2)a|(1)(2))+$/ 2186 12 2187 12a 2188 12aa 2189 *** Failers 2190 1234 2191 2192/((?i)blah)\s+\1/ 2193 blah blah 2194 BLAH BLAH 2195 Blah Blah 2196 blaH blaH 2197 *** Failers 2198 blah BLAH 2199 Blah blah 2200 blaH blah 2201 2202/((?i)blah)\s+(?i:\1)/ 2203 blah blah 2204 BLAH BLAH 2205 Blah Blah 2206 blaH blaH 2207 blah BLAH 2208 Blah blah 2209 blaH blah 2210 2211/(?>a*)*/ 2212 a 2213 aa 2214 aaaa 2215 2216/(abc|)+/ 2217 abc 2218 abcabc 2219 abcabcabc 2220 xyz 2221 2222/([a]*)*/ 2223 a 2224 aaaaa 2225 2226/([ab]*)*/ 2227 a 2228 b 2229 ababab 2230 aaaabcde 2231 bbbb 2232 2233/([^a]*)*/ 2234 b 2235 bbbb 2236 aaa 2237 2238/([^ab]*)*/ 2239 cccc 2240 abab 2241 2242/([a]*?)*/ 2243 a 2244 aaaa 2245 2246/([ab]*?)*/ 2247 a 2248 b 2249 abab 2250 baba 2251 2252/([^a]*?)*/ 2253 b 2254 bbbb 2255 aaa 2256 2257/([^ab]*?)*/ 2258 c 2259 cccc 2260 baba 2261 2262/(?>a*)*/ 2263 a 2264 aaabcde 2265 2266/((?>a*))*/ 2267 aaaaa 2268 aabbaa 2269 2270/((?>a*?))*/ 2271 aaaaa 2272 aabbaa 2273 2274/(?(?=[^a-z]+[a-z]) \d{2}-[a-z]{3}-\d{2} | \d{2}-\d{2}-\d{2} ) /x 2275 12-sep-98 2276 12-09-98 2277 *** Failers 2278 sep-12-98 2279 2280/(?<=(foo))bar\1/ 2281 foobarfoo 2282 foobarfootling 2283 *** Failers 2284 foobar 2285 barfoo 2286 2287/(?i:saturday|sunday)/ 2288 saturday 2289 sunday 2290 Saturday 2291 Sunday 2292 SATURDAY 2293 SUNDAY 2294 SunDay 2295 2296/(a(?i)bc|BB)x/ 2297 abcx 2298 aBCx 2299 bbx 2300 BBx 2301 *** Failers 2302 abcX 2303 aBCX 2304 bbX 2305 BBX 2306 2307/^([ab](?i)[cd]|[ef])/ 2308 ac 2309 aC 2310 bD 2311 elephant 2312 Europe 2313 frog 2314 France 2315 *** Failers 2316 Africa 2317 2318/^(ab|a(?i)[b-c](?m-i)d|x(?i)y|z)/ 2319 ab 2320 aBd 2321 xy 2322 xY 2323 zebra 2324 Zambesi 2325 *** Failers 2326 aCD 2327 XY 2328 2329/(?<=foo\n)^bar/m 2330 foo\nbar 2331 *** Failers 2332 bar 2333 baz\nbar 2334 2335/(?<=(?<!foo)bar)baz/ 2336 barbaz 2337 barbarbaz 2338 koobarbaz 2339 *** Failers 2340 baz 2341 foobarbaz 2342 2343/The cases of aaaa and aaaaaa are missed out below because Perl does things/ 2344/differently. We know that odd, and maybe incorrect, things happen with/ 2345/recursive references in Perl, as far as 5.11.3 - see some stuff in test #2./ 2346 2347/^(a\1?){4}$/ 2348 a 2349 aa 2350 aaa 2351 aaaaa 2352 aaaaaaa 2353 aaaaaaaa 2354 aaaaaaaaa 2355 aaaaaaaaaa 2356 aaaaaaaaaaa 2357 aaaaaaaaaaaa 2358 aaaaaaaaaaaaa 2359 aaaaaaaaaaaaaa 2360 aaaaaaaaaaaaaaa 2361 aaaaaaaaaaaaaaaa 2362 2363/^(a\1?)(a\1?)(a\2?)(a\3?)$/ 2364 a 2365 aa 2366 aaa 2367 aaaa 2368 aaaaa 2369 aaaaaa 2370 aaaaaaa 2371 aaaaaaaa 2372 aaaaaaaaa 2373 aaaaaaaaaa 2374 aaaaaaaaaaa 2375 aaaaaaaaaaaa 2376 aaaaaaaaaaaaa 2377 aaaaaaaaaaaaaa 2378 aaaaaaaaaaaaaaa 2379 aaaaaaaaaaaaaaaa 2380 2381/The following tests are taken from the Perl 5.005 test suite; some of them/ 2382/are compatible with 5.004, but I'd rather not have to sort them out./ 2383 2384/abc/ 2385 abc 2386 xabcy 2387 ababc 2388 *** Failers 2389 xbc 2390 axc 2391 abx 2392 2393/ab*c/ 2394 abc 2395 2396/ab*bc/ 2397 abc 2398 abbc 2399 abbbbc 2400 2401/.{1}/ 2402 abbbbc 2403 2404/.{3,4}/ 2405 abbbbc 2406 2407/ab{0,}bc/ 2408 abbbbc 2409 2410/ab+bc/ 2411 abbc 2412 *** Failers 2413 abc 2414 abq 2415 2416/ab{1,}bc/ 2417 2418/ab+bc/ 2419 abbbbc 2420 2421/ab{1,}bc/ 2422 abbbbc 2423 2424/ab{1,3}bc/ 2425 abbbbc 2426 2427/ab{3,4}bc/ 2428 abbbbc 2429 2430/ab{4,5}bc/ 2431 *** Failers 2432 abq 2433 abbbbc 2434 2435/ab?bc/ 2436 abbc 2437 abc 2438 2439/ab{0,1}bc/ 2440 abc 2441 2442/ab?bc/ 2443 2444/ab?c/ 2445 abc 2446 2447/ab{0,1}c/ 2448 abc 2449 2450/^abc$/ 2451 abc 2452 *** Failers 2453 abbbbc 2454 abcc 2455 2456/^abc/ 2457 abcc 2458 2459/^abc$/ 2460 2461/abc$/ 2462 aabc 2463 *** Failers 2464 aabc 2465 aabcd 2466 2467/^/ 2468 abc 2469 2470/$/ 2471 abc 2472 2473/a.c/ 2474 abc 2475 axc 2476 2477/a.*c/ 2478 axyzc 2479 2480/a[bc]d/ 2481 abd 2482 *** Failers 2483 axyzd 2484 abc 2485 2486/a[b-d]e/ 2487 ace 2488 2489/a[b-d]/ 2490 aac 2491 2492/a[-b]/ 2493 a- 2494 2495/a[b-]/ 2496 a- 2497 2498/a]/ 2499 a] 2500 2501/a[]]b/ 2502 a]b 2503 2504/a[^bc]d/ 2505 aed 2506 *** Failers 2507 abd 2508 abd 2509 2510/a[^-b]c/ 2511 adc 2512 2513/a[^]b]c/ 2514 adc 2515 *** Failers 2516 a-c 2517 a]c 2518 2519/\ba\b/ 2520 a- 2521 -a 2522 -a- 2523 2524/\by\b/ 2525 *** Failers 2526 xy 2527 yz 2528 xyz 2529 2530/\Ba\B/ 2531 *** Failers 2532 a- 2533 -a 2534 -a- 2535 2536/\By\b/ 2537 xy 2538 2539/\by\B/ 2540 yz 2541 2542/\By\B/ 2543 xyz 2544 2545/\w/ 2546 a 2547 2548/\W/ 2549 - 2550 *** Failers 2551 - 2552 a 2553 2554/a\sb/ 2555 a b 2556 2557/a\Sb/ 2558 a-b 2559 *** Failers 2560 a-b 2561 a b 2562 2563/\d/ 2564 1 2565 2566/\D/ 2567 - 2568 *** Failers 2569 - 2570 1 2571 2572/[\w]/ 2573 a 2574 2575/[\W]/ 2576 - 2577 *** Failers 2578 - 2579 a 2580 2581/a[\s]b/ 2582 a b 2583 2584/a[\S]b/ 2585 a-b 2586 *** Failers 2587 a-b 2588 a b 2589 2590/[\d]/ 2591 1 2592 2593/[\D]/ 2594 - 2595 *** Failers 2596 - 2597 1 2598 2599/ab|cd/ 2600 abc 2601 abcd 2602 2603/()ef/ 2604 def 2605 2606/$b/ 2607 2608/a\(b/ 2609 a(b 2610 2611/a\(*b/ 2612 ab 2613 a((b 2614 2615/a\\b/ 2616 a\b 2617 2618/((a))/ 2619 abc 2620 2621/(a)b(c)/ 2622 abc 2623 2624/a+b+c/ 2625 aabbabc 2626 2627/a{1,}b{1,}c/ 2628 aabbabc 2629 2630/a.+?c/ 2631 abcabc 2632 2633/(a+|b)*/ 2634 ab 2635 2636/(a+|b){0,}/ 2637 ab 2638 2639/(a+|b)+/ 2640 ab 2641 2642/(a+|b){1,}/ 2643 ab 2644 2645/(a+|b)?/ 2646 ab 2647 2648/(a+|b){0,1}/ 2649 ab 2650 2651/[^ab]*/ 2652 cde 2653 2654/abc/ 2655 *** Failers 2656 b 2657 2658 2659/a*/ 2660 2661 2662/([abc])*d/ 2663 abbbcd 2664 2665/([abc])*bcd/ 2666 abcd 2667 2668/a|b|c|d|e/ 2669 e 2670 2671/(a|b|c|d|e)f/ 2672 ef 2673 2674/abcd*efg/ 2675 abcdefg 2676 2677/ab*/ 2678 xabyabbbz 2679 xayabbbz 2680 2681/(ab|cd)e/ 2682 abcde 2683 2684/[abhgefdc]ij/ 2685 hij 2686 2687/^(ab|cd)e/ 2688 2689/(abc|)ef/ 2690 abcdef 2691 2692/(a|b)c*d/ 2693 abcd 2694 2695/(ab|ab*)bc/ 2696 abc 2697 2698/a([bc]*)c*/ 2699 abc 2700 2701/a([bc]*)(c*d)/ 2702 abcd 2703 2704/a([bc]+)(c*d)/ 2705 abcd 2706 2707/a([bc]*)(c+d)/ 2708 abcd 2709 2710/a[bcd]*dcdcde/ 2711 adcdcde 2712 2713/a[bcd]+dcdcde/ 2714 *** Failers 2715 abcde 2716 adcdcde 2717 2718/(ab|a)b*c/ 2719 abc 2720 2721/((a)(b)c)(d)/ 2722 abcd 2723 2724/[a-zA-Z_][a-zA-Z0-9_]*/ 2725 alpha 2726 2727/^a(bc+|b[eh])g|.h$/ 2728 abh 2729 2730/(bc+d$|ef*g.|h?i(j|k))/ 2731 effgz 2732 ij 2733 reffgz 2734 *** Failers 2735 effg 2736 bcdd 2737 2738/((((((((((a))))))))))/ 2739 a 2740 2741/((((((((((a))))))))))\10/ 2742 aa 2743 2744/(((((((((a)))))))))/ 2745 a 2746 2747/multiple words of text/ 2748 *** Failers 2749 aa 2750 uh-uh 2751 2752/multiple words/ 2753 multiple words, yeah 2754 2755/(.*)c(.*)/ 2756 abcde 2757 2758/\((.*), (.*)\)/ 2759 (a, b) 2760 2761/[k]/ 2762 2763/abcd/ 2764 abcd 2765 2766/a(bc)d/ 2767 abcd 2768 2769/a[-]?c/ 2770 ac 2771 2772/(abc)\1/ 2773 abcabc 2774 2775/([a-c]*)\1/ 2776 abcabc 2777 2778/(a)|\1/ 2779 a 2780 *** Failers 2781 ab 2782 x 2783 2784/(([a-c])b*?\2)*/ 2785 ababbbcbc 2786 2787/(([a-c])b*?\2){3}/ 2788 ababbbcbc 2789 2790/((\3|b)\2(a)x)+/ 2791 aaaxabaxbaaxbbax 2792 2793/((\3|b)\2(a)){2,}/ 2794 bbaababbabaaaaabbaaaabba 2795 2796/abc/i 2797 ABC 2798 XABCY 2799 ABABC 2800 *** Failers 2801 aaxabxbaxbbx 2802 XBC 2803 AXC 2804 ABX 2805 2806/ab*c/i 2807 ABC 2808 2809/ab*bc/i 2810 ABC 2811 ABBC 2812 2813/ab*?bc/i 2814 ABBBBC 2815 2816/ab{0,}?bc/i 2817 ABBBBC 2818 2819/ab+?bc/i 2820 ABBC 2821 2822/ab+bc/i 2823 *** Failers 2824 ABC 2825 ABQ 2826 2827/ab{1,}bc/i 2828 2829/ab+bc/i 2830 ABBBBC 2831 2832/ab{1,}?bc/i 2833 ABBBBC 2834 2835/ab{1,3}?bc/i 2836 ABBBBC 2837 2838/ab{3,4}?bc/i 2839 ABBBBC 2840 2841/ab{4,5}?bc/i 2842 *** Failers 2843 ABQ 2844 ABBBBC 2845 2846/ab??bc/i 2847 ABBC 2848 ABC 2849 2850/ab{0,1}?bc/i 2851 ABC 2852 2853/ab??bc/i 2854 2855/ab??c/i 2856 ABC 2857 2858/ab{0,1}?c/i 2859 ABC 2860 2861/^abc$/i 2862 ABC 2863 *** Failers 2864 ABBBBC 2865 ABCC 2866 2867/^abc/i 2868 ABCC 2869 2870/^abc$/i 2871 2872/abc$/i 2873 AABC 2874 2875/^/i 2876 ABC 2877 2878/$/i 2879 ABC 2880 2881/a.c/i 2882 ABC 2883 AXC 2884 2885/a.*?c/i 2886 AXYZC 2887 2888/a.*c/i 2889 *** Failers 2890 AABC 2891 AXYZD 2892 2893/a[bc]d/i 2894 ABD 2895 2896/a[b-d]e/i 2897 ACE 2898 *** Failers 2899 ABC 2900 ABD 2901 2902/a[b-d]/i 2903 AAC 2904 2905/a[-b]/i 2906 A- 2907 2908/a[b-]/i 2909 A- 2910 2911/a]/i 2912 A] 2913 2914/a[]]b/i 2915 A]B 2916 2917/a[^bc]d/i 2918 AED 2919 2920/a[^-b]c/i 2921 ADC 2922 *** Failers 2923 ABD 2924 A-C 2925 2926/a[^]b]c/i 2927 ADC 2928 2929/ab|cd/i 2930 ABC 2931 ABCD 2932 2933/()ef/i 2934 DEF 2935 2936/$b/i 2937 *** Failers 2938 A]C 2939 B 2940 2941/a\(b/i 2942 A(B 2943 2944/a\(*b/i 2945 AB 2946 A((B 2947 2948/a\\b/i 2949 A\B 2950 2951/((a))/i 2952 ABC 2953 2954/(a)b(c)/i 2955 ABC 2956 2957/a+b+c/i 2958 AABBABC 2959 2960/a{1,}b{1,}c/i 2961 AABBABC 2962 2963/a.+?c/i 2964 ABCABC 2965 2966/a.*?c/i 2967 ABCABC 2968 2969/a.{0,5}?c/i 2970 ABCABC 2971 2972/(a+|b)*/i 2973 AB 2974 2975/(a+|b){0,}/i 2976 AB 2977 2978/(a+|b)+/i 2979 AB 2980 2981/(a+|b){1,}/i 2982 AB 2983 2984/(a+|b)?/i 2985 AB 2986 2987/(a+|b){0,1}/i 2988 AB 2989 2990/(a+|b){0,1}?/i 2991 AB 2992 2993/[^ab]*/i 2994 CDE 2995 2996/abc/i 2997 2998/a*/i 2999 3000 3001/([abc])*d/i 3002 ABBBCD 3003 3004/([abc])*bcd/i 3005 ABCD 3006 3007/a|b|c|d|e/i 3008 E 3009 3010/(a|b|c|d|e)f/i 3011 EF 3012 3013/abcd*efg/i 3014 ABCDEFG 3015 3016/ab*/i 3017 XABYABBBZ 3018 XAYABBBZ 3019 3020/(ab|cd)e/i 3021 ABCDE 3022 3023/[abhgefdc]ij/i 3024 HIJ 3025 3026/^(ab|cd)e/i 3027 ABCDE 3028 3029/(abc|)ef/i 3030 ABCDEF 3031 3032/(a|b)c*d/i 3033 ABCD 3034 3035/(ab|ab*)bc/i 3036 ABC 3037 3038/a([bc]*)c*/i 3039 ABC 3040 3041/a([bc]*)(c*d)/i 3042 ABCD 3043 3044/a([bc]+)(c*d)/i 3045 ABCD 3046 3047/a([bc]*)(c+d)/i 3048 ABCD 3049 3050/a[bcd]*dcdcde/i 3051 ADCDCDE 3052 3053/a[bcd]+dcdcde/i 3054 3055/(ab|a)b*c/i 3056 ABC 3057 3058/((a)(b)c)(d)/i 3059 ABCD 3060 3061/[a-zA-Z_][a-zA-Z0-9_]*/i 3062 ALPHA 3063 3064/^a(bc+|b[eh])g|.h$/i 3065 ABH 3066 3067/(bc+d$|ef*g.|h?i(j|k))/i 3068 EFFGZ 3069 IJ 3070 REFFGZ 3071 *** Failers 3072 ADCDCDE 3073 EFFG 3074 BCDD 3075 3076/((((((((((a))))))))))/i 3077 A 3078 3079/((((((((((a))))))))))\10/i 3080 AA 3081 3082/(((((((((a)))))))))/i 3083 A 3084 3085/(?:(?:(?:(?:(?:(?:(?:(?:(?:(a))))))))))/i 3086 A 3087 3088/(?:(?:(?:(?:(?:(?:(?:(?:(?:(a|b|c))))))))))/i 3089 C 3090 3091/multiple words of text/i 3092 *** Failers 3093 AA 3094 UH-UH 3095 3096/multiple words/i 3097 MULTIPLE WORDS, YEAH 3098 3099/(.*)c(.*)/i 3100 ABCDE 3101 3102/\((.*), (.*)\)/i 3103 (A, B) 3104 3105/[k]/i 3106 3107/abcd/i 3108 ABCD 3109 3110/a(bc)d/i 3111 ABCD 3112 3113/a[-]?c/i 3114 AC 3115 3116/(abc)\1/i 3117 ABCABC 3118 3119/([a-c]*)\1/i 3120 ABCABC 3121 3122/a(?!b)./ 3123 abad 3124 3125/a(?=d)./ 3126 abad 3127 3128/a(?=c|d)./ 3129 abad 3130 3131/a(?:b|c|d)(.)/ 3132 ace 3133 3134/a(?:b|c|d)*(.)/ 3135 ace 3136 3137/a(?:b|c|d)+?(.)/ 3138 ace 3139 acdbcdbe 3140 3141/a(?:b|c|d)+(.)/ 3142 acdbcdbe 3143 3144/a(?:b|c|d){2}(.)/ 3145 acdbcdbe 3146 3147/a(?:b|c|d){4,5}(.)/ 3148 acdbcdbe 3149 3150/a(?:b|c|d){4,5}?(.)/ 3151 acdbcdbe 3152 3153/((foo)|(bar))*/ 3154 foobar 3155 3156/a(?:b|c|d){6,7}(.)/ 3157 acdbcdbe 3158 3159/a(?:b|c|d){6,7}?(.)/ 3160 acdbcdbe 3161 3162/a(?:b|c|d){5,6}(.)/ 3163 acdbcdbe 3164 3165/a(?:b|c|d){5,6}?(.)/ 3166 acdbcdbe 3167 3168/a(?:b|c|d){5,7}(.)/ 3169 acdbcdbe 3170 3171/a(?:b|c|d){5,7}?(.)/ 3172 acdbcdbe 3173 3174/a(?:b|(c|e){1,2}?|d)+?(.)/ 3175 ace 3176 3177/^(.+)?B/ 3178 AB 3179 3180/^([^a-z])|(\^)$/ 3181 . 3182 3183/^[<>]&/ 3184 <&OUT 3185 3186/^(a\1?){4}$/ 3187 aaaaaaaaaa 3188 *** Failers 3189 AB 3190 aaaaaaaaa 3191 aaaaaaaaaaa 3192 3193/^(a(?(1)\1)){4}$/ 3194 aaaaaaaaaa 3195 *** Failers 3196 aaaaaaaaa 3197 aaaaaaaaaaa 3198 3199/(?:(f)(o)(o)|(b)(a)(r))*/ 3200 foobar 3201 3202/(?<=a)b/ 3203 ab 3204 *** Failers 3205 cb 3206 b 3207 3208/(?<!c)b/ 3209 ab 3210 b 3211 b 3212 3213/(?:..)*a/ 3214 aba 3215 3216/(?:..)*?a/ 3217 aba 3218 3219/^(?:b|a(?=(.)))*\1/ 3220 abc 3221 3222/^(){3,5}/ 3223 abc 3224 3225/^(a+)*ax/ 3226 aax 3227 3228/^((a|b)+)*ax/ 3229 aax 3230 3231/^((a|bc)+)*ax/ 3232 aax 3233 3234/(a|x)*ab/ 3235 cab 3236 3237/(a)*ab/ 3238 cab 3239 3240/(?:(?i)a)b/ 3241 ab 3242 3243/((?i)a)b/ 3244 ab 3245 3246/(?:(?i)a)b/ 3247 Ab 3248 3249/((?i)a)b/ 3250 Ab 3251 3252/(?:(?i)a)b/ 3253 *** Failers 3254 cb 3255 aB 3256 3257/((?i)a)b/ 3258 3259/(?i:a)b/ 3260 ab 3261 3262/((?i:a))b/ 3263 ab 3264 3265/(?i:a)b/ 3266 Ab 3267 3268/((?i:a))b/ 3269 Ab 3270 3271/(?i:a)b/ 3272 *** Failers 3273 aB 3274 aB 3275 3276/((?i:a))b/ 3277 3278/(?:(?-i)a)b/i 3279 ab 3280 3281/((?-i)a)b/i 3282 ab 3283 3284/(?:(?-i)a)b/i 3285 aB 3286 3287/((?-i)a)b/i 3288 aB 3289 3290/(?:(?-i)a)b/i 3291 *** Failers 3292 aB 3293 Ab 3294 3295/((?-i)a)b/i 3296 3297/(?:(?-i)a)b/i 3298 aB 3299 3300/((?-i)a)b/i 3301 aB 3302 3303/(?:(?-i)a)b/i 3304 *** Failers 3305 Ab 3306 AB 3307 3308/((?-i)a)b/i 3309 3310/(?-i:a)b/i 3311 ab 3312 3313/((?-i:a))b/i 3314 ab 3315 3316/(?-i:a)b/i 3317 aB 3318 3319/((?-i:a))b/i 3320 aB 3321 3322/(?-i:a)b/i 3323 *** Failers 3324 AB 3325 Ab 3326 3327/((?-i:a))b/i 3328 3329/(?-i:a)b/i 3330 aB 3331 3332/((?-i:a))b/i 3333 aB 3334 3335/(?-i:a)b/i 3336 *** Failers 3337 Ab 3338 AB 3339 3340/((?-i:a))b/i 3341 3342/((?-i:a.))b/i 3343 *** Failers 3344 AB 3345 a\nB 3346 3347/((?s-i:a.))b/i 3348 a\nB 3349 3350/(?:c|d)(?:)(?:a(?:)(?:b)(?:b(?:))(?:b(?:)(?:b)))/ 3351 cabbbb 3352 3353/(?:c|d)(?:)(?:aaaaaaaa(?:)(?:bbbbbbbb)(?:bbbbbbbb(?:))(?:bbbbbbbb(?:)(?:bbbbbbbb)))/ 3354 caaaaaaaabbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb 3355 3356/(ab)\d\1/i 3357 Ab4ab 3358 ab4Ab 3359 3360/foo\w*\d{4}baz/ 3361 foobar1234baz 3362 3363/x(~~)*(?:(?:F)?)?/ 3364 x~~ 3365 3366/^a(?#xxx){3}c/ 3367 aaac 3368 3369/^a (?#xxx) (?#yyy) {3}c/x 3370 aaac 3371 3372/(?<![cd])b/ 3373 *** Failers 3374 B\nB 3375 dbcb 3376 3377/(?<![cd])[ab]/ 3378 dbaacb 3379 3380/(?<!(c|d))b/ 3381 3382/(?<!(c|d))[ab]/ 3383 dbaacb 3384 3385/(?<!cd)[ab]/ 3386 cdaccb 3387 3388/^(?:a?b?)*$/ 3389 \ 3390 a 3391 ab 3392 aaa 3393 *** Failers 3394 dbcb 3395 a-- 3396 aa-- 3397 3398/((?s)^a(.))((?m)^b$)/ 3399 a\nb\nc\n 3400 3401/((?m)^b$)/ 3402 a\nb\nc\n 3403 3404/(?m)^b/ 3405 a\nb\n 3406 3407/(?m)^(b)/ 3408 a\nb\n 3409 3410/((?m)^b)/ 3411 a\nb\n 3412 3413/\n((?m)^b)/ 3414 a\nb\n 3415 3416/((?s).)c(?!.)/ 3417 a\nb\nc\n 3418 a\nb\nc\n 3419 3420/((?s)b.)c(?!.)/ 3421 a\nb\nc\n 3422 a\nb\nc\n 3423 3424/^b/ 3425 3426/()^b/ 3427 *** Failers 3428 a\nb\nc\n 3429 a\nb\nc\n 3430 3431/((?m)^b)/ 3432 a\nb\nc\n 3433 3434/(x)?(?(1)a|b)/ 3435 *** Failers 3436 a 3437 a 3438 3439/(x)?(?(1)b|a)/ 3440 a 3441 3442/()?(?(1)b|a)/ 3443 a 3444 3445/()(?(1)b|a)/ 3446 3447/()?(?(1)a|b)/ 3448 a 3449 3450/^(\()?blah(?(1)(\)))$/ 3451 (blah) 3452 blah 3453 *** Failers 3454 a 3455 blah) 3456 (blah 3457 3458/^(\(+)?blah(?(1)(\)))$/ 3459 (blah) 3460 blah 3461 *** Failers 3462 blah) 3463 (blah 3464 3465/(?(?!a)a|b)/ 3466 3467/(?(?!a)b|a)/ 3468 a 3469 3470/(?(?=a)b|a)/ 3471 *** Failers 3472 a 3473 a 3474 3475/(?(?=a)a|b)/ 3476 a 3477 3478/(?=(a+?))(\1ab)/ 3479 aaab 3480 3481/^(?=(a+?))\1ab/ 3482 3483/(\w+:)+/ 3484 one: 3485 3486/$(?<=^(a))/ 3487 a 3488 3489/(?=(a+?))(\1ab)/ 3490 aaab 3491 3492/^(?=(a+?))\1ab/ 3493 *** Failers 3494 aaab 3495 aaab 3496 3497/([\w:]+::)?(\w+)$/ 3498 abcd 3499 xy:z:::abcd 3500 3501/^[^bcd]*(c+)/ 3502 aexycd 3503 3504/(a*)b+/ 3505 caab 3506 3507/([\w:]+::)?(\w+)$/ 3508 abcd 3509 xy:z:::abcd 3510 *** Failers 3511 abcd: 3512 abcd: 3513 3514/^[^bcd]*(c+)/ 3515 aexycd 3516 3517/(>a+)ab/ 3518 3519/(?>a+)b/ 3520 aaab 3521 3522/([[:]+)/ 3523 a:[b]: 3524 3525/([[=]+)/ 3526 a=[b]= 3527 3528/([[.]+)/ 3529 a.[b]. 3530 3531/((?>a+)b)/ 3532 aaab 3533 3534/(?>(a+))b/ 3535 aaab 3536 3537/((?>[^()]+)|\([^()]*\))+/ 3538 ((abc(ade)ufh()()x 3539 3540/a\Z/ 3541 *** Failers 3542 aaab 3543 a\nb\n 3544 3545/b\Z/ 3546 a\nb\n 3547 3548/b\z/ 3549 3550/b\Z/ 3551 a\nb 3552 3553/b\z/ 3554 a\nb 3555 *** Failers 3556 3557/^(?>(?(1)\.|())[^\W_](?>[a-z0-9-]*[^\W_])?)+$/ 3558 a 3559 abc 3560 a-b 3561 0-9 3562 a.b 3563 5.6.7 3564 the.quick.brown.fox 3565 a100.b200.300c 3566 12-ab.1245 3567 *** Failers 3568 \ 3569 .a 3570 -a 3571 a- 3572 a. 3573 a_b 3574 a.- 3575 a.. 3576 ab..bc 3577 the.quick.brown.fox- 3578 the.quick.brown.fox. 3579 the.quick.brown.fox_ 3580 the.quick.brown.fox+ 3581 3582/(?>.*)(?<=(abcd|wxyz))/ 3583 alphabetabcd 3584 endingwxyz 3585 *** Failers 3586 a rather long string that doesn't end with one of them 3587 3588/word (?>(?:(?!otherword)[a-zA-Z0-9]+ ){0,30})otherword/ 3589 word cat dog elephant mussel cow horse canary baboon snake shark otherword 3590 word cat dog elephant mussel cow horse canary baboon snake shark 3591 3592/word (?>[a-zA-Z0-9]+ ){0,30}otherword/ 3593 word cat dog elephant mussel cow horse canary baboon snake shark the quick brown fox and the lazy dog and several other words getting close to thirty by now I hope 3594 3595/(?<=\d{3}(?!999))foo/ 3596 999foo 3597 123999foo 3598 *** Failers 3599 123abcfoo 3600 3601/(?<=(?!...999)\d{3})foo/ 3602 999foo 3603 123999foo 3604 *** Failers 3605 123abcfoo 3606 3607/(?<=\d{3}(?!999)...)foo/ 3608 123abcfoo 3609 123456foo 3610 *** Failers 3611 123999foo 3612 3613/(?<=\d{3}...)(?<!999)foo/ 3614 123abcfoo 3615 123456foo 3616 *** Failers 3617 123999foo 3618 3619/<a[\s]+href[\s]*=[\s]* # find <a href= 3620 ([\"\'])? # find single or double quote 3621 (?(1) (.*?)\1 | ([^\s]+)) # if quote found, match up to next matching 3622 # quote, otherwise match up to next space 3623/isx 3624 <a href=abcd xyz 3625 <a href=\"abcd xyz pqr\" cats 3626 <a href=\'abcd xyz pqr\' cats 3627 3628/<a\s+href\s*=\s* # find <a href= 3629 (["'])? # find single or double quote 3630 (?(1) (.*?)\1 | (\S+)) # if quote found, match up to next matching 3631 # quote, otherwise match up to next space 3632/isx 3633 <a href=abcd xyz 3634 <a href=\"abcd xyz pqr\" cats 3635 <a href = \'abcd xyz pqr\' cats 3636 3637/<a\s+href(?>\s*)=(?>\s*) # find <a href= 3638 (["'])? # find single or double quote 3639 (?(1) (.*?)\1 | (\S+)) # if quote found, match up to next matching 3640 # quote, otherwise match up to next space 3641/isx 3642 <a href=abcd xyz 3643 <a href=\"abcd xyz pqr\" cats 3644 <a href = \'abcd xyz pqr\' cats 3645 3646/((Z)+|A)*/ 3647 ZABCDEFG 3648 3649/(Z()|A)*/ 3650 ZABCDEFG 3651 3652/(Z(())|A)*/ 3653 ZABCDEFG 3654 3655/((?>Z)+|A)*/ 3656 ZABCDEFG 3657 3658/((?>)+|A)*/ 3659 ZABCDEFG 3660 3661/a*/g 3662 abbab 3663 3664/^[\d-a]/ 3665 abcde 3666 -things 3667 0digit 3668 *** Failers 3669 bcdef 3670 3671/[[:space:]]+/ 3672 > \x09\x0a\x0c\x0d\x0b< 3673 3674/[[:blank:]]+/ 3675 > \x09\x0a\x0c\x0d\x0b< 3676 3677/[\s]+/ 3678 > \x09\x0a\x0c\x0d\x0b< 3679 3680/\s+/ 3681 > \x09\x0a\x0c\x0d\x0b< 3682 3683/a b/x 3684 ab 3685 3686/(?!\A)x/m 3687 a\nxb\n 3688 3689/(?!^)x/m 3690 a\nxb\n 3691 3692/abc\Qabc\Eabc/ 3693 abcabcabc 3694 3695/abc\Q(*+|\Eabc/ 3696 abc(*+|abc 3697 3698/ abc\Q abc\Eabc/x 3699 abc abcabc 3700 *** Failers 3701 abcabcabc 3702 3703/abc#comment 3704 \Q#not comment 3705 literal\E/x 3706 abc#not comment\n literal 3707 3708/abc#comment 3709 \Q#not comment 3710 literal/x 3711 abc#not comment\n literal 3712 3713/abc#comment 3714 \Q#not comment 3715 literal\E #more comment 3716 /x 3717 abc#not comment\n literal 3718 3719/abc#comment 3720 \Q#not comment 3721 literal\E #more comment/x 3722 abc#not comment\n literal 3723 3724/\Qabc\$xyz\E/ 3725 abc\\\$xyz 3726 3727/\Qabc\E\$\Qxyz\E/ 3728 abc\$xyz 3729 3730/\Gabc/ 3731 abc 3732 *** Failers 3733 xyzabc 3734 3735/\Gabc./g 3736 abc1abc2xyzabc3 3737 3738/abc./g 3739 abc1abc2xyzabc3 3740 3741/a(?x: b c )d/ 3742 XabcdY 3743 *** Failers 3744 Xa b c d Y 3745 3746/((?x)x y z | a b c)/ 3747 XabcY 3748 AxyzB 3749 3750/(?i)AB(?-i)C/ 3751 XabCY 3752 *** Failers 3753 XabcY 3754 3755/((?i)AB(?-i)C|D)E/ 3756 abCE 3757 DE 3758 *** Failers 3759 abcE 3760 abCe 3761 dE 3762 De 3763 3764/(.*)\d+\1/ 3765 abc123abc 3766 abc123bc 3767 3768/(.*)\d+\1/s 3769 abc123abc 3770 abc123bc 3771 3772/((.*))\d+\1/ 3773 abc123abc 3774 abc123bc 3775 3776/-- This tests for an IPv6 address in the form where it can have up to 3777 eight components, one and only one of which is empty. This must be 3778 an internal component. --/ 3779 3780/^(?!:) # colon disallowed at start 3781 (?: # start of item 3782 (?: [0-9a-f]{1,4} | # 1-4 hex digits or 3783 (?(1)0 | () ) ) # if null previously matched, fail; else null 3784 : # followed by colon 3785 ){1,7} # end item; 1-7 of them required 3786 [0-9a-f]{1,4} $ # final hex number at end of string 3787 (?(1)|.) # check that there was an empty component 3788 /xi 3789 a123::a123 3790 a123:b342::abcd 3791 a123:b342::324e:abcd 3792 a123:ddde:b342::324e:abcd 3793 a123:ddde:b342::324e:dcba:abcd 3794 a123:ddde:9999:b342::324e:dcba:abcd 3795 *** Failers 3796 1:2:3:4:5:6:7:8 3797 a123:bce:ddde:9999:b342::324e:dcba:abcd 3798 a123::9999:b342::324e:dcba:abcd 3799 abcde:2:3:4:5:6:7:8 3800 ::1 3801 abcd:fee0:123:: 3802 :1 3803 1: 3804 3805/[z\Qa-d]\E]/ 3806 z 3807 a 3808 - 3809 d 3810 ] 3811 *** Failers 3812 b 3813 3814/[\z\C]/ 3815 z 3816 C 3817 3818/\M/ 3819 M 3820 3821/(a+)*b/ 3822 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa 3823 3824/(?i)reg(?:ul(?:[a�]|ae)r|ex)/ 3825 REGular 3826 regulaer 3827 Regex 3828 regul�r 3829 3830/����[�-��-�]+/ 3831 ����� 3832 ����� 3833 ����� 3834 ����� 3835 3836/(?<=Z)X./ 3837 \x84XAZXB 3838 3839/ab cd (?x) de fg/ 3840 ab cd defg 3841 3842/ab cd(?x) de fg/ 3843 ab cddefg 3844 ** Failers 3845 abcddefg 3846 3847/(?<![^f]oo)(bar)/ 3848 foobarX 3849 ** Failers 3850 boobarX 3851 3852/(?<![^f])X/ 3853 offX 3854 ** Failers 3855 onyX 3856 3857/(?<=[^f])X/ 3858 onyX 3859 ** Failers 3860 offX 3861 3862/^/mg 3863 a\nb\nc\n 3864 \ 3865 3866/(?<=C\n)^/mg 3867 A\nC\nC\n 3868 3869/(?:(?(1)a|b)(X))+/ 3870 bXaX 3871 3872/(?:(?(1)\1a|b)(X|Y))+/ 3873 bXXaYYaY 3874 bXYaXXaX 3875 3876/()()()()()()()()()(?:(?(10)\10a|b)(X|Y))+/ 3877 bXXaYYaY 3878 3879/[[,abc,]+]/ 3880 abc] 3881 a,b] 3882 [a,b,c] 3883 3884/(?-x: )/x 3885 A\x20B 3886 3887"(?x)(?-x: \s*#\s*)" 3888 A # B 3889 ** Failers 3890 # 3891 3892"(?x-is)(?:(?-ixs) \s*#\s*) include" 3893 A #include 3894 ** Failers 3895 A#include 3896 A #Include 3897 3898/a*b*\w/ 3899 aaabbbb 3900 aaaa 3901 a 3902 3903/a*b?\w/ 3904 aaabbbb 3905 aaaa 3906 a 3907 3908/a*b{0,4}\w/ 3909 aaabbbb 3910 aaaa 3911 a 3912 3913/a*b{0,}\w/ 3914 aaabbbb 3915 aaaa 3916 a 3917 3918/a*\d*\w/ 3919 0a 3920 a 3921 3922/a*b *\w/x 3923 a 3924 3925/a*b#comment 3926 *\w/x 3927 a 3928 3929/a* b *\w/x 3930 a 3931 3932/^\w+=.*(\\\n.*)*/ 3933 abc=xyz\\\npqr 3934 3935/(?=(\w+))\1:/ 3936 abcd: 3937 3938/^(?=(\w+))\1:/ 3939 abcd: 3940 3941/^\Eabc/ 3942 abc 3943 3944/^[\Eabc]/ 3945 a 3946 ** Failers 3947 E 3948 3949/^[a-\Ec]/ 3950 b 3951 ** Failers 3952 - 3953 E 3954 3955/^[a\E\E-\Ec]/ 3956 b 3957 ** Failers 3958 - 3959 E 3960 3961/^[\E\Qa\E-\Qz\E]+/ 3962 b 3963 ** Failers 3964 - 3965 3966/^[a\Q]bc\E]/ 3967 a 3968 ] 3969 c 3970 3971/^[a-\Q\E]/ 3972 a 3973 - 3974 3975/^(a()*)*/ 3976 aaaa 3977 3978/^(?:a(?:(?:))*)*/ 3979 aaaa 3980 3981/^(a()+)+/ 3982 aaaa 3983 3984/^(?:a(?:(?:))+)+/ 3985 aaaa 3986 3987/(a){0,3}(?(1)b|(c|))*D/ 3988 abbD 3989 ccccD 3990 D 3991 3992/(a|)*\d/ 3993 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa 3994 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa4 3995 3996/(?>a|)*\d/ 3997 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa 3998 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa4 3999 4000/(?:a|)*\d/ 4001 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa 4002 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa4 4003 4004/\Z/g 4005 abc\n 4006 4007/^(?s)(?>.*)(?<!\n)/ 4008 abc 4009 abc\n 4010 4011/^(?![^\n]*\n\z)/ 4012 abc 4013 abc\n 4014 4015/\z(?<!\n)/ 4016 abc 4017 abc\n 4018 4019/(.*(.)?)*/ 4020 abcd 4021 4022/( (A | (?(1)0|) )* )/x 4023 abcd 4024 4025/( ( (?(1)0|) )* )/x 4026 abcd 4027 4028/( (?(1)0|)* )/x 4029 abcd 4030 4031/[[:abcd:xyz]]/ 4032 a] 4033 :] 4034 4035/[abc[:x\]pqr]/ 4036 a 4037 [ 4038 : 4039 ] 4040 p 4041 4042/.*[op][xyz]/ 4043 fooabcfoo 4044 4045/(?(?=.*b)b|^)/ 4046 adc 4047 abc 4048 4049/(?(?=^.*b)b|^)/ 4050 adc 4051 abc 4052 4053/(?(?=.*b)b|^)*/ 4054 adc 4055 abc 4056 4057/(?(?=.*b)b|^)+/ 4058 adc 4059 abc 4060 4061/(?(?=b).*b|^d)/ 4062 abc 4063 4064/(?(?=.*b).*b|^d)/ 4065 abc 4066 4067/^%((?(?=[a])[^%])|b)*%$/ 4068 %ab% 4069 4070/(?i)a(?-i)b|c/ 4071 XabX 4072 XAbX 4073 CcC 4074 ** Failers 4075 XABX 4076 4077/[\x00-\xff\s]+/ 4078 \x0a\x0b\x0c\x0d 4079 4080/^\c/ 4081 ? 4082 4083/(abc)\1/i 4084 abc 4085 4086/(abc)\1/ 4087 abc 4088 4089/[^a]*/i 4090 12abc 4091 12ABC 4092 4093/[^a]*+/i 4094 12abc 4095 12ABC 4096 4097/[^a]*?X/i 4098 ** Failers 4099 12abc 4100 12ABC 4101 4102/[^a]+?X/i 4103 ** Failers 4104 12abc 4105 12ABC 4106 4107/[^a]?X/i 4108 12aXbcX 4109 12AXBCX 4110 BCX 4111 4112/[^a]??X/i 4113 12aXbcX 4114 12AXBCX 4115 BCX 4116 4117/[^a]?+X/i 4118 12aXbcX 4119 12AXBCX 4120 BCX 4121 4122/[^a]{2,3}/i 4123 abcdef 4124 ABCDEF 4125 4126/[^a]{2,3}?/i 4127 abcdef 4128 ABCDEF 4129 4130/[^a]{2,3}+/i 4131 abcdef 4132 ABCDEF 4133 4134/((a|)+)+Z/ 4135 Z 4136 4137/(a)b|(a)c/ 4138 ac 4139 4140/(?>(a))b|(a)c/ 4141 ac 4142 4143/(?=(a))ab|(a)c/ 4144 ac 4145 4146/((?>(a))b|(a)c)/ 4147 ac 4148 4149/((?>(a))b|(a)c)++/ 4150 ac 4151 4152/(?:(?>(a))b|(a)c)++/ 4153 ac 4154 4155/(?=(?>(a))b|(a)c)(..)/ 4156 ac 4157 4158/(?>(?>(a))b|(a)c)/ 4159 ac 4160 4161/(?:(?>([ab])))+a=/+ 4162 =ba= 4163 4164/(?>([ab]))+a=/+ 4165 =ba= 4166 4167/((?>(a+)b)+(aabab))/ 4168 aaaabaaabaabab 4169 4170/(?>a+|ab)+?c/ 4171 aabc 4172 4173/(?>a+|ab)+c/ 4174 aabc 4175 4176/(?:a+|ab)+c/ 4177 aabc 4178 4179/(?(?=(a))a)/ 4180 a 4181 4182/(?(?=(a))a)(b)/ 4183 ab 4184 4185/^(?:a|ab)++c/ 4186 aaaabc 4187 4188/^(?>a|ab)++c/ 4189 aaaabc 4190 4191/^(?:a|ab)+c/ 4192 aaaabc 4193 4194/(?=abc){3}abc/+ 4195 abcabcabc 4196 ** Failers 4197 xyz 4198 4199/(?=abc)+abc/+ 4200 abcabcabc 4201 ** Failers 4202 xyz 4203 4204/(?=abc)++abc/+ 4205 abcabcabc 4206 ** Failers 4207 xyz 4208 4209/(?=abc){0}xyz/ 4210 xyz 4211 4212/(?=abc){1}xyz/ 4213 ** Failers 4214 xyz 4215 4216/(?=(a))?./ 4217 ab 4218 bc 4219 4220/(?=(a))??./ 4221 ab 4222 bc 4223 4224/^(?=(?1))?[az]([abc])d/ 4225 abd 4226 zcdxx 4227 4228/^(?!a){0}\w+/ 4229 aaaaa 4230 4231/(?<=(abc))?xyz/ 4232 abcxyz 4233 pqrxyz 4234 4235/^[\g<a>]+/ 4236 ggg<<<aaa>>> 4237 ** Failers 4238 \\ga 4239 4240/^[\ga]+/ 4241 gggagagaxyz 4242 4243/^[:a[:digit:]]+/ 4244 aaaa444:::Z 4245 4246/^[:a[:digit:]:b]+/ 4247 aaaa444:::bbbZ 4248 4249/[:a]xxx[b:]/ 4250 :xxx: 4251 4252/(?<=a{2})b/i 4253 xaabc 4254 ** Failers 4255 xabc 4256 4257/(?<!a{2})b/i 4258 xabc 4259 ** Failers 4260 xaabc 4261 4262/(?<=a\h)c/ 4263 xa c 4264 4265/(?<=[^a]{2})b/ 4266 axxbc 4267 aAAbc 4268 ** Failers 4269 xaabc 4270 4271/(?<=[^a]{2})b/i 4272 axxbc 4273 ** Failers 4274 aAAbc 4275 xaabc 4276 4277/(?<=a\H)c/ 4278 abc 4279 4280/(?<=a\V)c/ 4281 abc 4282 4283/(?<=a\v)c/ 4284 a\nc 4285 4286/(?(?=c)c|d)++Y/ 4287 XcccddYX 4288 4289/(?(?=c)c|d)*+Y/ 4290 XcccddYX 4291 4292/^(a{2,3}){2,}+a/ 4293 aaaaaaa 4294 ** Failers 4295 aaaaaa 4296 aaaaaaaaa 4297 4298/^(a{2,3})++a/ 4299 ** Failers 4300 aaaaaa 4301 4302/^(a{2,3})*+a/ 4303 ** Failers 4304 aaaaaa 4305 4306/ab\Cde/ 4307 abXde 4308 4309/(?<=ab\Cde)X/ 4310 abZdeX 4311 4312/a[\CD]b/ 4313 aCb 4314 aDb 4315 4316/a[\C-X]b/ 4317 aJb 4318 4319/\H\h\V\v/ 4320 X X\x0a 4321 X\x09X\x0b 4322 ** Failers 4323 \xa0 X\x0a 4324 4325/\H*\h+\V?\v{3,4}/ 4326 \x09\x20\xa0X\x0a\x0b\x0c\x0d\x0a 4327 \x09\x20\xa0\x0a\x0b\x0c\x0d\x0a 4328 \x09\x20\xa0\x0a\x0b\x0c 4329 ** Failers 4330 \x09\x20\xa0\x0a\x0b 4331 4332/\H{3,4}/ 4333 XY ABCDE 4334 XY PQR ST 4335 4336/.\h{3,4}./ 4337 XY AB PQRS 4338 4339/\h*X\h?\H+Y\H?Z/ 4340 >XNNNYZ 4341 > X NYQZ 4342 ** Failers 4343 >XYZ 4344 > X NY Z 4345 4346/\v*X\v?Y\v+Z\V*\x0a\V+\x0b\V{2,3}\x0c/ 4347 >XY\x0aZ\x0aA\x0bNN\x0c 4348 >\x0a\x0dX\x0aY\x0a\x0bZZZ\x0aAAA\x0bNNN\x0c 4349 4350/(foo)\Kbar/ 4351 foobar 4352 4353/(foo)(\Kbar|baz)/ 4354 foobar 4355 foobaz 4356 4357/(foo\Kbar)baz/ 4358 foobarbaz 4359 4360/abc\K|def\K/g+ 4361 Xabcdefghi 4362 4363/ab\Kc|de\Kf/g+ 4364 Xabcdefghi 4365 4366/(?=C)/g+ 4367 ABCDECBA 4368 4369/^abc\K/+ 4370 abcdef 4371 ** Failers 4372 defabcxyz 4373 4374/^(a(b))\1\g1\g{1}\g-1\g{-1}\g{-02}Z/ 4375 ababababbbabZXXXX 4376 4377/(?<A>tom|bon)-\g{A}/ 4378 tom-tom 4379 bon-bon 4380 4381/(^(a|b\g{-1}))/ 4382 bacxxx 4383 4384/(?|(abc)|(xyz))\1/ 4385 abcabc 4386 xyzxyz 4387 ** Failers 4388 abcxyz 4389 xyzabc 4390 4391/(?|(abc)|(xyz))(?1)/ 4392 abcabc 4393 xyzabc 4394 ** Failers 4395 xyzxyz 4396 4397/^X(?5)(a)(?|(b)|(q))(c)(d)(Y)/ 4398 XYabcdY 4399 4400/^X(?7)(a)(?|(b|(r)(s))|(q))(c)(d)(Y)/ 4401 XYabcdY 4402 4403/^X(?7)(a)(?|(b|(?|(r)|(t))(s))|(q))(c)(d)(Y)/ 4404 XYabcdY 4405 4406/(?'abc'\w+):\k<abc>{2}/ 4407 a:aaxyz 4408 ab:ababxyz 4409 ** Failers 4410 a:axyz 4411 ab:abxyz 4412 4413/(?'abc'\w+):\g{abc}{2}/ 4414 a:aaxyz 4415 ab:ababxyz 4416 ** Failers 4417 a:axyz 4418 ab:abxyz 4419 4420/^(?<ab>a)? (?(<ab>)b|c) (?('ab')d|e)/x 4421 abd 4422 ce 4423 4424/^(a.)\g-1Z/ 4425 aXaXZ 4426 4427/^(a.)\g{-1}Z/ 4428 aXaXZ 4429 4430/^(?(DEFINE) (?<A> a) (?<B> b) ) (?&A) (?&B) /x 4431 abcd 4432 4433/(?<NAME>(?&NAME_PAT))\s+(?<ADDR>(?&ADDRESS_PAT)) 4434 (?(DEFINE) 4435 (?<NAME_PAT>[a-z]+) 4436 (?<ADDRESS_PAT>\d+) 4437 )/x 4438 metcalfe 33 4439 4440/(?(DEFINE)(?<byte>2[0-4]\d|25[0-5]|1\d\d|[1-9]?\d))\b(?&byte)(\.(?&byte)){3}/ 4441 1.2.3.4 4442 131.111.10.206 4443 10.0.0.0 4444 ** Failers 4445 10.6 4446 455.3.4.5 4447 4448/\b(?&byte)(\.(?&byte)){3}(?(DEFINE)(?<byte>2[0-4]\d|25[0-5]|1\d\d|[1-9]?\d))/ 4449 1.2.3.4 4450 131.111.10.206 4451 10.0.0.0 4452 ** Failers 4453 10.6 4454 455.3.4.5 4455 4456/^(\w++|\s++)*$/ 4457 now is the time for all good men to come to the aid of the party 4458 *** Failers 4459 this is not a line with only words and spaces! 4460 4461/(\d++)(\w)/ 4462 12345a 4463 *** Failers 4464 12345+ 4465 4466/a++b/ 4467 aaab 4468 4469/(a++b)/ 4470 aaab 4471 4472/(a++)b/ 4473 aaab 4474 4475/([^()]++|\([^()]*\))+/ 4476 ((abc(ade)ufh()()x 4477 4478/\(([^()]++|\([^()]+\))+\)/ 4479 (abc) 4480 (abc(def)xyz) 4481 *** Failers 4482 ((()aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa 4483 4484/^([^()]|\((?1)*\))*$/ 4485 abc 4486 a(b)c 4487 a(b(c))d 4488 *** Failers) 4489 a(b(c)d 4490 4491/^>abc>([^()]|\((?1)*\))*<xyz<$/ 4492 >abc>123<xyz< 4493 >abc>1(2)3<xyz< 4494 >abc>(1(2)3)<xyz< 4495 4496/^(?:((.)(?1)\2|)|((.)(?3)\4|.))$/i 4497 1221 4498 Satanoscillatemymetallicsonatas 4499 AmanaplanacanalPanama 4500 AblewasIereIsawElba 4501 *** Failers 4502 Thequickbrownfox 4503 4504/^(\d+|\((?1)([+*-])(?1)\)|-(?1))$/ 4505 12 4506 (((2+2)*-3)-7) 4507 -12 4508 *** Failers 4509 ((2+2)*-3)-7) 4510 4511/^(x(y|(?1){2})z)/ 4512 xyz 4513 xxyzxyzz 4514 *** Failers 4515 xxyzz 4516 xxyzxyzxyzz 4517 4518/((< (?: (?(R) \d++ | [^<>]*+) | (?2)) * >))/x 4519 <> 4520 <abcd> 4521 <abc <123> hij> 4522 <abc <def> hij> 4523 <abc<>def> 4524 <abc<> 4525 *** Failers 4526 <abc 4527 4528/^a+(*FAIL)/ 4529 aaaaaa 4530 4531/a+b?c+(*FAIL)/ 4532 aaabccc 4533 4534/a+b?(*PRUNE)c+(*FAIL)/ 4535 aaabccc 4536 4537/a+b?(*COMMIT)c+(*FAIL)/ 4538 aaabccc 4539 4540/a+b?(*SKIP)c+(*FAIL)/ 4541 aaabcccaaabccc 4542 4543/^(?:aaa(*THEN)\w{6}|bbb(*THEN)\w{5}|ccc(*THEN)\w{4}|\w{3})/ 4544 aaaxxxxxx 4545 aaa++++++ 4546 bbbxxxxx 4547 bbb+++++ 4548 cccxxxx 4549 ccc++++ 4550 dddddddd 4551 4552/^(aaa(*THEN)\w{6}|bbb(*THEN)\w{5}|ccc(*THEN)\w{4}|\w{3})/ 4553 aaaxxxxxx 4554 aaa++++++ 4555 bbbxxxxx 4556 bbb+++++ 4557 cccxxxx 4558 ccc++++ 4559 dddddddd 4560 4561/a+b?(*THEN)c+(*FAIL)/ 4562 aaabccc 4563 4564/(A (A|B(*ACCEPT)|C) D)(E)/x 4565 AB 4566 ABX 4567 AADE 4568 ACDE 4569 ** Failers 4570 AD 4571 4572/^\W*+(?:((.)\W*+(?1)\W*+\2|)|((.)\W*+(?3)\W*+\4|\W*+.\W*+))\W*+$/i 4573 1221 4574 Satan, oscillate my metallic sonatas! 4575 A man, a plan, a canal: Panama! 4576 Able was I ere I saw Elba. 4577 *** Failers 4578 The quick brown fox 4579 4580/^((.)(?1)\2|.)$/ 4581 a 4582 aba 4583 aabaa 4584 abcdcba 4585 pqaabaaqp 4586 ablewasiereisawelba 4587 rhubarb 4588 the quick brown fox 4589 4590/(a)(?<=b(?1))/ 4591 baz 4592 ** Failers 4593 caz 4594 4595/(?<=b(?1))(a)/ 4596 zbaaz 4597 ** Failers 4598 aaa 4599 4600/(?<X>a)(?<=b(?&X))/ 4601 baz 4602 4603/^(?|(abc)|(def))\1/ 4604 abcabc 4605 defdef 4606 ** Failers 4607 abcdef 4608 defabc 4609 4610/^(?|(abc)|(def))(?1)/ 4611 abcabc 4612 defabc 4613 ** Failers 4614 defdef 4615 abcdef 4616 4617/(?:a(?<quote> (?<apostrophe>')|(?<realquote>")) |b(?<quote> (?<apostrophe>')|(?<realquote>")) ) (?('quote')[a-z]+|[0-9]+)/xJ 4618 a\"aaaaa 4619 b\"aaaaa 4620 ** Failers 4621 b\"11111 4622 4623/(?:(?1)|B)(A(*F)|C)/ 4624 ABCD 4625 CCD 4626 ** Failers 4627 CAD 4628 4629/^(?:(?1)|B)(A(*F)|C)/ 4630 CCD 4631 BCD 4632 ** Failers 4633 ABCD 4634 CAD 4635 BAD 4636 4637/(?:(?1)|B)(A(*ACCEPT)XX|C)D/ 4638 AAD 4639 ACD 4640 BAD 4641 BCD 4642 BAX 4643 ** Failers 4644 ACX 4645 ABC 4646 4647/(?(DEFINE)(A))B(?1)C/ 4648 BAC 4649 4650/(?(DEFINE)((A)\2))B(?1)C/ 4651 BAAC 4652 4653/(?<pn> \( ( [^()]++ | (?&pn) )* \) )/x 4654 (ab(cd)ef) 4655 4656/^(?=a(*SKIP)b|ac)/ 4657 ** Failers 4658 ac 4659 4660/^(?=a(*PRUNE)b)/ 4661 ab 4662 ** Failers 4663 ac 4664 4665/^(?=a(*ACCEPT)b)/ 4666 ac 4667 4668/(?>a\Kb)/ 4669 ab 4670 4671/((?>a\Kb))/ 4672 ab 4673 4674/(a\Kb)/ 4675 ab 4676 4677/^a\Kcz|ac/ 4678 ac 4679 4680/(?>a\Kbz|ab)/ 4681 ab 4682 4683/^(?&t)(?(DEFINE)(?<t>a\Kb))$/ 4684 ab 4685 4686/^([^()]|\((?1)*\))*$/ 4687 a(b)c 4688 a(b(c)d)e 4689 4690/(?P<L1>(?P<L2>0)(?P>L1)|(?P>L2))/ 4691 0 4692 00 4693 0000 4694 4695/(?P<L1>(?P<L2>0)|(?P>L2)(?P>L1))/ 4696 0 4697 00 4698 0000 4699 4700/--- This one does fail, as expected, in Perl. It needs the complex item at the 4701 end of the pattern. A single letter instead of (B|D) makes it not fail, 4702 which I think is a Perl bug. --- / 4703 4704/A(*COMMIT)(B|D)/ 4705 ACABX 4706 4707/--- Check the use of names for failure ---/ 4708 4709/^(A(*PRUNE:A)B|C(*PRUNE:B)D)/K 4710 ** Failers 4711 AC 4712 CB 4713 4714/--- Force no study, otherwise mark is not seen. The studied version is in 4715 test 2 because it isn't Perl-compatible. ---/ 4716 4717/(*MARK:A)(*SKIP:B)(C|X)/KSS 4718 C 4719 D 4720 4721/^(A(*THEN:A)B|C(*THEN:B)D)/K 4722 ** Failers 4723 CB 4724 4725/^(?:A(*THEN:A)B|C(*THEN:B)D)/K 4726 CB 4727 4728/^(?>A(*THEN:A)B|C(*THEN:B)D)/K 4729 CB 4730 4731/--- This should succeed, as the skip causes bump to offset 1 (the mark). Note 4732that we have to have something complicated such as (B|Z) at the end because, 4733for Perl, a simple character somehow causes an unwanted optimization to mess 4734with the handling of backtracking verbs. ---/ 4735 4736/A(*MARK:A)A+(*SKIP:A)(B|Z) | AC/xK 4737 AAAC 4738 4739/--- Test skipping over a non-matching mark. ---/ 4740 4741/A(*MARK:A)A+(*MARK:B)(*SKIP:A)(B|Z) | AC/xK 4742 AAAC 4743 4744/--- Check shorthand for MARK ---/ 4745 4746/A(*:A)A+(*SKIP:A)(B|Z) | AC/xK 4747 AAAC 4748 4749/--- Don't loop! Force no study, otherwise mark is not seen. ---/ 4750 4751/(*:A)A+(*SKIP:A)(B|Z)/KSS 4752 AAAC 4753 4754/--- This should succeed, as a non-existent skip name disables the skip ---/ 4755 4756/A(*MARK:A)A+(*SKIP:B)(B|Z) | AC/xK 4757 AAAC 4758 4759/A(*MARK:A)A+(*SKIP:B)(B|Z) | AC(*:B)/xK 4760 AAAC 4761 4762/--- COMMIT at the start of a pattern should act like an anchor. Again, 4763however, we need the complication for Perl. ---/ 4764 4765/(*COMMIT)(A|P)(B|P)(C|P)/ 4766 ABCDEFG 4767 ** Failers 4768 DEFGABC 4769 4770/--- COMMIT inside an atomic group can't stop backtracking over the group. ---/ 4771 4772/(\w+)(?>b(*COMMIT))\w{2}/ 4773 abbb 4774 4775/(\w+)b(*COMMIT)\w{2}/ 4776 abbb 4777 4778/--- Check opening parens in comment when seeking forward reference. ---/ 4779 4780/(?&t)(?#()(?(DEFINE)(?<t>a))/ 4781 bac 4782 4783/--- COMMIT should override THEN ---/ 4784 4785/(?>(*COMMIT)(?>yes|no)(*THEN)(*F))?/ 4786 yes 4787 4788/(?>(*COMMIT)(yes|no)(*THEN)(*F))?/ 4789 yes 4790 4791/b?(*SKIP)c/ 4792 bc 4793 abc 4794 4795/(*SKIP)bc/ 4796 a 4797 4798/(*SKIP)b/ 4799 a 4800 4801/(?P<abn>(?P=abn)xxx|)+/ 4802 xxx 4803 4804/(?i:([^b]))(?1)/ 4805 aa 4806 aA 4807 ** Failers 4808 ab 4809 aB 4810 Ba 4811 ba 4812 4813/^(?&t)*+(?(DEFINE)(?<t>a))\w$/ 4814 aaaaaaX 4815 ** Failers 4816 aaaaaa 4817 4818/^(?&t)*(?(DEFINE)(?<t>a))\w$/ 4819 aaaaaaX 4820 aaaaaa 4821 4822/^(a)*+(\w)/ 4823 aaaaX 4824 YZ 4825 ** Failers 4826 aaaa 4827 4828/^(?:a)*+(\w)/ 4829 aaaaX 4830 YZ 4831 ** Failers 4832 aaaa 4833 4834/^(a)++(\w)/ 4835 aaaaX 4836 ** Failers 4837 aaaa 4838 YZ 4839 4840/^(?:a)++(\w)/ 4841 aaaaX 4842 ** Failers 4843 aaaa 4844 YZ 4845 4846/^(a)?+(\w)/ 4847 aaaaX 4848 YZ 4849 4850/^(?:a)?+(\w)/ 4851 aaaaX 4852 YZ 4853 4854/^(a){2,}+(\w)/ 4855 aaaaX 4856 ** Failers 4857 aaa 4858 YZ 4859 4860/^(?:a){2,}+(\w)/ 4861 aaaaX 4862 ** Failers 4863 aaa 4864 YZ 4865 4866/(a|)*(?1)b/ 4867 b 4868 ab 4869 aab 4870 4871/(a)++(?1)b/ 4872 ** Failers 4873 ab 4874 aab 4875 4876/(a)*+(?1)b/ 4877 ** Failers 4878 ab 4879 aab 4880 4881/(?1)(?:(b)){0}/ 4882 b 4883 4884/(foo ( \( ((?:(?> [^()]+ )|(?2))*) \) ) )/x 4885 foo(bar(baz)+baz(bop)) 4886 4887/(A (A|B(*ACCEPT)|C) D)(E)/x 4888 AB 4889 4890/\A.*?(a|bc)/ 4891 ba 4892 4893/\A.*?(?:a|bc)++/ 4894 ba 4895 4896/\A.*?(a|bc)++/ 4897 ba 4898 4899/\A.*?(?:a|bc|d)/ 4900 ba 4901 4902/(?:(b))++/ 4903 beetle 4904 4905/(?(?=(a(*ACCEPT)z))a)/ 4906 a 4907 4908/^(a)(?1)+ab/ 4909 aaaab 4910 4911/^(a)(?1)++ab/ 4912 aaaab 4913 4914/^(?=a(*:M))aZ/K 4915 aZbc 4916 4917/^(?!(*:M)b)aZ/K 4918 aZbc 4919 4920/(?(DEFINE)(a))?b(?1)/ 4921 backgammon 4922 4923/^\N+/ 4924 abc\ndef 4925 4926/^\N{1,}/ 4927 abc\ndef 4928 4929/(?(R)a+|(?R)b)/ 4930 aaaabcde 4931 4932/(?(R)a+|((?R))b)/ 4933 aaaabcde 4934 4935/((?(R)a+|(?1)b))/ 4936 aaaabcde 4937 4938/((?(R1)a+|(?1)b))/ 4939 aaaabcde 4940 4941/((?(R)a|(?1)))*/ 4942 aaa 4943 4944/((?(R)a|(?1)))+/ 4945 aaa 4946 4947/a(*:any 4948name)/K 4949 abc 4950 4951/(?>(?&t)c|(?&t))(?(DEFINE)(?<t>a|b(*PRUNE)c))/ 4952 a 4953 ba 4954 bba 4955 4956/--- Checking revised (*THEN) handling ---/ 4957 4958/--- Capture ---/ 4959 4960/^.*? (a(*THEN)b) c/x 4961 aabc 4962 4963/^.*? (a(*THEN)b|(*F)) c/x 4964 aabc 4965 4966/^.*? ( (a(*THEN)b) | (*F) ) c/x 4967 aabc 4968 4969/^.*? ( (a(*THEN)b) ) c/x 4970 aabc 4971 4972/--- Non-capture ---/ 4973 4974/^.*? (?:a(*THEN)b) c/x 4975 aabc 4976 4977/^.*? (?:a(*THEN)b|(*F)) c/x 4978 aabc 4979 4980/^.*? (?: (?:a(*THEN)b) | (*F) ) c/x 4981 aabc 4982 4983/^.*? (?: (?:a(*THEN)b) ) c/x 4984 aabc 4985 4986/--- Atomic ---/ 4987 4988/^.*? (?>a(*THEN)b) c/x 4989 aabc 4990 4991/^.*? (?>a(*THEN)b|(*F)) c/x 4992 aabc 4993 4994/^.*? (?> (?>a(*THEN)b) | (*F) ) c/x 4995 aabc 4996 4997/^.*? (?> (?>a(*THEN)b) ) c/x 4998 aabc 4999 5000/--- Possessive capture ---/ 5001 5002/^.*? (a(*THEN)b)++ c/x 5003 aabc 5004 5005/^.*? (a(*THEN)b|(*F))++ c/x 5006 aabc 5007 5008/^.*? ( (a(*THEN)b)++ | (*F) )++ c/x 5009 aabc 5010 5011/^.*? ( (a(*THEN)b)++ )++ c/x 5012 aabc 5013 5014/--- Possessive non-capture ---/ 5015 5016/^.*? (?:a(*THEN)b)++ c/x 5017 aabc 5018 5019/^.*? (?:a(*THEN)b|(*F))++ c/x 5020 aabc 5021 5022/^.*? (?: (?:a(*THEN)b)++ | (*F) )++ c/x 5023 aabc 5024 5025/^.*? (?: (?:a(*THEN)b)++ )++ c/x 5026 aabc 5027 5028/--- Condition assertion ---/ 5029 5030/^(?(?=a(*THEN)b)ab|ac)/ 5031 ac 5032 5033/--- Condition ---/ 5034 5035/^.*?(?(?=a)a|b(*THEN)c)/ 5036 ba 5037 5038/^.*?(?:(?(?=a)a|b(*THEN)c)|d)/ 5039 ba 5040 5041/^.*?(?(?=a)a(*THEN)b|c)/ 5042 ac 5043 5044/--- Assertion ---/ 5045 5046/^.*(?=a(*THEN)b)/ 5047 aabc 5048 5049/------------------------------/ 5050 5051/(?>a(*:m))/imsxSK 5052 a 5053 5054/(?>(a)(*:m))/imsxSK 5055 a 5056 5057/(?<=a(*ACCEPT)b)c/ 5058 xacd 5059 5060/(?<=(a(*ACCEPT)b))c/ 5061 xacd 5062 5063/(?<=(a(*COMMIT)b))c/ 5064 xabcd 5065 ** Failers 5066 xacd 5067 5068/(?<!a(*FAIL)b)c/ 5069 xcd 5070 acd 5071 5072/(?<=a(*:N)b)c/K 5073 xabcd 5074 5075/(?<=a(*PRUNE)b)c/ 5076 xabcd 5077 5078/(?<=a(*SKIP)b)c/ 5079 xabcd 5080 5081/(?<=a(*THEN)b)c/ 5082 xabcd 5083 5084/(a)(?2){2}(.)/ 5085 abcd 5086 5087/(*MARK:A)(*PRUNE:B)(C|X)/KS 5088 C 5089 D 5090 5091/(*MARK:A)(*PRUNE:B)(C|X)/KSS 5092 C 5093 D 5094 5095/(*MARK:A)(*THEN:B)(C|X)/KS 5096 C 5097 D 5098 5099/(*MARK:A)(*THEN:B)(C|X)/KSY 5100 C 5101 D 5102 5103/(*MARK:A)(*THEN:B)(C|X)/KSS 5104 C 5105 D 5106 5107/--- This should fail, as the skip causes a bump to offset 3 (the skip) ---/ 5108 5109/A(*MARK:A)A+(*SKIP)(B|Z) | AC/xK 5110 AAAC 5111 5112/--- Same --/ 5113 5114/A(*MARK:A)A+(*MARK:B)(*SKIP:B)(B|Z) | AC/xK 5115 AAAC 5116 5117/A(*:A)A+(*SKIP)(B|Z) | AC/xK 5118 AAAC 5119 5120/--- This should fail, as a null name is the same as no name ---/ 5121 5122/A(*MARK:A)A+(*SKIP:)(B|Z) | AC/xK 5123 AAAC 5124 5125/--- A check on what happens after hitting a mark and them bumping along to 5126something that does not even start. Perl reports tags after the failures here, 5127though it does not when the individual letters are made into something 5128more complicated. ---/ 5129 5130/A(*:A)B|XX(*:B)Y/K 5131 AABC 5132 XXYZ 5133 ** Failers 5134 XAQQ 5135 XAQQXZZ 5136 AXQQQ 5137 AXXQQQ 5138 5139/^(A(*THEN:A)B|C(*THEN:B)D)/K 5140 AB 5141 CD 5142 ** Failers 5143 AC 5144 CB 5145 5146/^(A(*PRUNE:A)B|C(*PRUNE:B)D)/K 5147 AB 5148 CD 5149 ** Failers 5150 AC 5151 CB 5152 5153/--- An empty name does not pass back an empty string. It is the same as if no 5154name were given. ---/ 5155 5156/^(A(*PRUNE:)B|C(*PRUNE:B)D)/K 5157 AB 5158 CD 5159 5160/--- PRUNE goes to next bumpalong; COMMIT does not. ---/ 5161 5162/A(*PRUNE:A)B/K 5163 ACAB 5164 5165/--- Mark names can be duplicated ---/ 5166 5167/A(*:A)B|X(*:A)Y/K 5168 AABC 5169 XXYZ 5170 5171/b(*:m)f|a(*:n)w/K 5172 aw 5173 ** Failers 5174 abc 5175 5176/b(*:m)f|aw/K 5177 abaw 5178 ** Failers 5179 abc 5180 abax 5181 5182/A(*MARK:A)A+(*SKIP:B)(B|Z) | AAC/xK 5183 AAAC 5184 5185/a(*PRUNE:X)bc|qq/KY 5186 ** Failers 5187 axy 5188 5189/a(*THEN:X)bc|qq/KY 5190 ** Failers 5191 axy 5192 5193/(?=a(*MARK:A)b)..x/K 5194 abxy 5195 ** Failers 5196 abpq 5197 5198/(?=a(*MARK:A)b)..(*:Y)x/K 5199 abxy 5200 ** Failers 5201 abpq 5202 5203/(?=a(*PRUNE:A)b)..x/K 5204 abxy 5205 ** Failers 5206 abpq 5207 5208/(?=a(*PRUNE:A)b)..(*:Y)x/K 5209 abxy 5210 ** Failers 5211 abpq 5212 5213/(?=a(*THEN:A)b)..x/K 5214 abxy 5215 ** Failers 5216 abpq 5217 5218/(?=a(*THEN:A)b)..(*:Y)x/K 5219 abxy 5220 ** Failers 5221 abpq 5222 5223/(another)?(\1?)test/ 5224 hello world test 5225 5226/(another)?(\1+)test/ 5227 hello world test 5228 5229/(a(*COMMIT)b){0}a(?1)|aac/ 5230 aac 5231 5232/((?:a?)*)*c/ 5233 aac 5234 5235/((?>a?)*)*c/ 5236 aac 5237 5238/(?>.*?a)(?<=ba)/ 5239 aba 5240 5241/(?:.*?a)(?<=ba)/ 5242 aba 5243 5244/.*?a(*PRUNE)b/ 5245 aab 5246 5247/.*?a(*PRUNE)b/s 5248 aab 5249 5250/^a(*PRUNE)b/s 5251 aab 5252 5253/.*?a(*SKIP)b/ 5254 aab 5255 5256/(?>.*?a)b/s 5257 aab 5258 5259/(?>.*?a)b/ 5260 aab 5261 5262/(?>^a)b/s 5263 aab 5264 5265/(?>.*?)(?<=(abcd)|(wxyz))/ 5266 alphabetabcd 5267 endingwxyz 5268 5269/(?>.*)(?<=(abcd)|(wxyz))/ 5270 alphabetabcd 5271 endingwxyz 5272 5273"(?>.*)foo" 5274 abcdfooxyz 5275 5276"(?>.*?)foo" 5277 abcdfooxyz 5278 5279/(?:(a(*PRUNE)b)){0}(?:(?1)|ac)/ 5280 ac 5281 5282/(?:(a(*SKIP)b)){0}(?:(?1)|ac)/ 5283 ac 5284 5285/(?<=(*SKIP)ac)a/ 5286 aa 5287 5288/A(*MARK:A)A+(*SKIP:B)(B|Z) | AC/xK 5289 AAAC 5290 5291/a(*SKIP:m)x|ac(*:n)(*SKIP:n)d|ac/K 5292 acacd 5293 5294/A(*SKIP:m)x|A(*SKIP:n)x|AB/K 5295 AB 5296 5297/((*SKIP:r)d){0}a(*SKIP:m)x|ac(*:n)|ac/K 5298 acacd 5299 5300/-- Tests that try to figure out how Perl works. My hypothesis is that the 5301 first verb that is backtracked onto is the one that acts. This seems to be 5302 the case almost all the time, but there is one exception that is perhaps a 5303 bug. --/ 5304 5305/-- This matches "aaaac"; each PRUNE advances one character until the subject 5306 no longer starts with 5 'a's. --/ 5307 5308/aaaaa(*PRUNE)b|a+c/ 5309 aaaaaac 5310 5311/-- Putting SKIP in front of PRUNE makes no difference, as it is never 5312backtracked onto, whether or not it has a label. --/ 5313 5314/aaaaa(*SKIP)(*PRUNE)b|a+c/ 5315 aaaaaac 5316 5317/aaaaa(*SKIP:N)(*PRUNE)b|a+c/ 5318 aaaaaac 5319 5320/aaaa(*:N)a(*SKIP:N)(*PRUNE)b|a+c/ 5321 aaaaaac 5322 5323/-- Putting THEN in front makes no difference. */ 5324 5325/aaaaa(*THEN)(*PRUNE)b|a+c/ 5326 aaaaaac 5327 5328/-- However, putting COMMIT in front of the prune changes it to "no match". I 5329 think this is inconsistent and possibly a bug. For the moment, running this 5330 test is moved out of the Perl-compatible file. --/ 5331 5332/aaaaa(*COMMIT)(*PRUNE)b|a+c/ 5333 5334 5335/---- OK, lets play the same game again using SKIP instead of PRUNE. ----/ 5336 5337/-- This matches "ac" because SKIP forces the next match to start on the 5338 sixth "a". --/ 5339 5340/aaaaa(*SKIP)b|a+c/ 5341 aaaaaac 5342 5343/-- Putting PRUNE in front makes no difference. --/ 5344 5345/aaaaa(*PRUNE)(*SKIP)b|a+c/ 5346 aaaaaac 5347 5348/-- Putting THEN in front makes no difference. --/ 5349 5350/aaaaa(*THEN)(*SKIP)b|a+c/ 5351 aaaaaac 5352 5353/-- In this case, neither does COMMIT. This still matches "ac". --/ 5354 5355/aaaaa(*COMMIT)(*SKIP)b|a+c/ 5356 aaaaaac 5357 5358/-- This gives "no match", as expected. --/ 5359 5360/aaaaa(*COMMIT)b|a+c/ 5361 aaaaaac 5362 5363 5364/------ Tests using THEN ------/ 5365 5366/-- This matches "aaaaaac", as expected. --/ 5367 5368/aaaaa(*THEN)b|a+c/ 5369 aaaaaac 5370 5371/-- Putting SKIP in front makes no difference. --/ 5372 5373/aaaaa(*SKIP)(*THEN)b|a+c/ 5374 aaaaaac 5375 5376/-- Putting PRUNE in front makes no difference. --/ 5377 5378/aaaaa(*PRUNE)(*THEN)b|a+c/ 5379 aaaaaac 5380 5381/-- Putting COMMIT in front makes no difference. --/ 5382 5383/aaaaa(*COMMIT)(*THEN)b|a+c/ 5384 aaaaaac 5385 5386/-- End of "priority" tests --/ 5387 5388/aaaaa(*:m)(*PRUNE:m)(*SKIP:m)m|a+/ 5389 aaaaaa 5390 5391/aaaaa(*:m)(*MARK:m)(*PRUNE)(*SKIP:m)m|a+/ 5392 aaaaaa 5393 5394/aaaaa(*:n)(*PRUNE:m)(*SKIP:m)m|a+/ 5395 aaaaaa 5396 5397/aaaaa(*:n)(*MARK:m)(*PRUNE)(*SKIP:m)m|a+/ 5398 aaaaaa 5399 5400/a(*MARK:A)aa(*PRUNE:A)a(*SKIP:A)b|a+c/ 5401 aaaac 5402 5403/a(*MARK:A)aa(*MARK:A)a(*SKIP:A)b|a+c/ 5404 aaaac 5405 5406/aaa(*PRUNE:A)a(*SKIP:A)b|a+c/ 5407 aaaac 5408 5409/aaa(*MARK:A)a(*SKIP:A)b|a+c/ 5410 aaaac 5411 5412/a(*:m)a(*COMMIT)(*SKIP:m)b|a+c/K 5413 aaaaaac 5414 5415/.?(a|b(*THEN)c)/ 5416 ba 5417 5418/(a(*COMMIT)b)c|abd/ 5419 abc 5420 abd 5421 5422/(?=a(*COMMIT)b)abc|abd/ 5423 abc 5424 abd 5425 5426/(?>a(*COMMIT)b)c|abd/ 5427 abc 5428 abd 5429 5430/a(?=b(*COMMIT)c)[^d]|abd/ 5431 abd 5432 abc 5433 5434/a(?=bc).|abd/ 5435 abd 5436 abc 5437 5438/a(?>b(*COMMIT)c)d|abd/ 5439 abceabd 5440 5441/a(?>bc)d|abd/ 5442 abceabd 5443 5444/(?>a(*COMMIT)b)c|abd/ 5445 abd 5446 5447/(?>a(*COMMIT)c)d|abd/ 5448 abd 5449 5450/((?=a(*COMMIT)b)ab|ac){0}(?:(?1)|a(c))/ 5451 ac 5452 5453/-- These tests were formerly in test 2, but changes in PCRE and Perl have 5454 made them compatible. --/ 5455 5456/^(a)?(?(1)a|b)+$/ 5457 *** Failers 5458 a 5459 5460/(?=a\Kb)ab/ 5461 ab 5462 5463/(?!a\Kb)ac/ 5464 ac 5465 5466/^abc(?<=b\Kc)d/ 5467 abcd 5468 5469/^abc(?<!b\Kq)d/ 5470 abcd 5471 5472 5473/A(*PRUNE:A)A+(*SKIP:A)(B|Z) | AC/xK 5474 AAAC 5475 5476/^((abc|abcx)(*THEN)y|abcd)/ 5477 abcd 5478 *** Failers 5479 abcxy 5480 5481/^((yes|no)(*THEN)(*F))?/ 5482 yes 5483 5484/(A (.*) C? (*THEN) | A D) (*FAIL)/x 5485AbcdCBefgBhiBqz 5486 5487/(A (.*) C? (*THEN) | A D) z/x 5488AbcdCBefgBhiBqz 5489 5490/(A (.*) C? (*THEN) | A D) \s* (*FAIL)/x 5491AbcdCBefgBhiBqz 5492 5493/(A (.*) C? (*THEN) | A D) \s* z/x 5494AbcdCBefgBhiBqz 5495 5496/(A (.*) (?:C|) (*THEN) | A D) (*FAIL)/x 5497AbcdCBefgBhiBqz 5498 5499/(A (.*) (?:C|) (*THEN) | A D) z/x 5500AbcdCBefgBhiBqz 5501 5502/(A (.*) C{0,6} (*THEN) | A D) (*FAIL)/x 5503AbcdCBefgBhiBqz 5504 5505/(A (.*) C{0,6} (*THEN) | A D) z/x 5506AbcdCBefgBhiBqz 5507 5508/(A (.*) (CE){0,6} (*THEN) | A D) (*FAIL)/x 5509AbcdCEBefgBhiBqz 5510 5511/(A (.*) (CE){0,6} (*THEN) | A D) z/x 5512AbcdCEBefgBhiBqz 5513 5514/(A (.*) (CE*){0,6} (*THEN) | A D) (*FAIL)/x 5515AbcdCBefgBhiBqz 5516 5517/(A (.*) (CE*){0,6} (*THEN) | A D) z/x 5518AbcdCBefgBhiBqz 5519 5520/(?=a(*COMMIT)b|ac)ac|ac/ 5521 ac 5522 5523/(?=a(*COMMIT)b|(ac)) ac | (a)c/x 5524 ac 5525 5526/--------/ 5527 5528/(?(?!b(*THEN)a)bn|bnn)/ 5529 bnn 5530 5531/(?!b(*SKIP)a)bn|bnn/ 5532 bnn 5533 5534/(?(?!b(*SKIP)a)bn|bnn)/ 5535 bnn 5536 5537/(?!b(*PRUNE)a)bn|bnn/ 5538 bnn 5539 5540/(?(?!b(*PRUNE)a)bn|bnn)/ 5541 bnn 5542 5543/(?!b(*COMMIT)a)bn|bnn/ 5544 bnn 5545 5546/(?(?!b(*COMMIT)a)bn|bnn)/ 5547 bnn 5548 5549/(?=b(*SKIP)a)bn|bnn/ 5550 bnn 5551 5552/(?=b(*THEN)a)bn|bnn/ 5553 bnn 5554 5555 /^(?!a(*SKIP)b)/ 5556 ac 5557 5558 /^(?!a(*SKIP)b)../ 5559 acd 5560 5561/(?!a(*SKIP)b)../ 5562 acd 5563 5564/^(?(?!a(*SKIP)b))/ 5565 ac 5566 5567/^(?!a(*PRUNE)b)../ 5568 acd 5569 5570/(?!a(*PRUNE)b)../ 5571 acd 5572 5573 /(?!a(*COMMIT)b)ac|cd/ 5574 ac 5575 5576/\A.*?(?:a|bc)/ 5577 ba 5578 5579/^(A(*THEN)B|C(*THEN)D)/ 5580 CD 5581 5582/(*:m(m)(?&y)(?(DEFINE)(?<y>b))/K 5583 abc 5584 5585/(*PRUNE:m(m)(?&y)(?(DEFINE)(?<y>b))/K 5586 abc 5587 5588/(*SKIP:m(m)(?&y)(?(DEFINE)(?<y>b))/K 5589 abc 5590 5591/(*THEN:m(m)(?&y)(?(DEFINE)(?<y>b))/K 5592 abc 5593 5594/^\d*\w{4}/ 5595 1234 5596 123 5597 5598/^[^b]*\w{4}/ 5599 aaaa 5600 aaa 5601 5602/^[^b]*\w{4}/i 5603 aaaa 5604 aaa 5605 5606/^a*\w{4}/ 5607 aaaa 5608 aaa 5609 5610/^a*\w{4}/i 5611 aaaa 5612 aaa 5613 5614/(?(?=ab)ab)/+ 5615 ca 5616 cd 5617 5618/(?:(?<n>foo)|(?<n>bar))\k<n>/J 5619 foofoo 5620 barbar 5621 5622/(?<n>A)(?:(?<n>foo)|(?<n>bar))\k<n>/J 5623 AfooA 5624 AbarA 5625 ** Failers 5626 Afoofoo 5627 Abarbar 5628 5629/^(\d+)\s+IN\s+SOA\s+(\S+)\s+(\S+)\s*\(\s*$/ 5630 1 IN SOA non-sp1 non-sp2( 5631 5632/^ (?:(?<A>A)|(?'B'B)(?<A>A)) (?('A')x) (?(<B>)y)$/xJ 5633 Ax 5634 BAxy 5635 5636/^A\xZ/ 5637 A\0Z 5638 5639/^A\o{123}B/ 5640 A\123B 5641 5642/ ^ a + + b $ /x 5643 aaaab 5644 5645/ ^ a + #comment 5646 + b $ /x 5647 aaaab 5648 5649/ ^ a + #comment 5650 #comment 5651 + b $ /x 5652 aaaab 5653 5654/ ^ (?> a + ) b $ /x 5655 aaaab 5656 5657/ ^ ( a + ) + + \w $ /x 5658 aaaab 5659 5660/(?:a\Kb)*+/+ 5661 ababc 5662 5663/(?>a\Kb)*/+ 5664 ababc 5665 5666/(?:a\Kb)*/+ 5667 ababc 5668 5669/(a\Kb)*+/+ 5670 ababc 5671 5672/(a\Kb)*/+ 5673 ababc 5674 5675/(?:x|(?:(xx|yy)+|x|x|x|x|x)|a|a|a)bc/ 5676 acb 5677 5678'\A(?:[^\"]++|\"(?:[^\"]*+|\"\")*+\")++' 5679 NON QUOTED \"QUOT\"\"ED\" AFTER \"NOT MATCHED 5680 5681'\A(?:[^\"]++|\"(?:[^\"]++|\"\")*+\")++' 5682 NON QUOTED \"QUOT\"\"ED\" AFTER \"NOT MATCHED 5683 5684'\A(?:[^\"]++|\"(?:[^\"]++|\"\")++\")++' 5685 NON QUOTED \"QUOT\"\"ED\" AFTER \"NOT MATCHED 5686 5687'\A([^\"1]++|[\"2]([^\"3]*+|[\"4][\"5])*+[\"6])++' 5688 NON QUOTED \"QUOT\"\"ED\" AFTER \"NOT MATCHED 5689 5690/^\w+(?>\s*)(?<=\w)/ 5691 test test 5692 5693/(?P<same>a)(?P<same>b)/gJ 5694 abbaba 5695 5696/(?P<same>a)(?P<same>b)(?P=same)/gJ 5697 abbaba 5698 5699/(?P=same)?(?P<same>a)(?P<same>b)/gJ 5700 abbaba 5701 5702/(?:(?P=same)?(?:(?P<same>a)|(?P<same>b))(?P=same))+/gJ 5703 bbbaaabaabb 5704 5705/(?:(?P=same)?(?:(?P=same)(?P<same>a)(?P=same)|(?P=same)?(?P<same>b)(?P=same)){2}(?P=same)(?P<same>c)(?P=same)){2}(?P<same>z)?/gJ 5706 bbbaaaccccaaabbbcc 5707 5708/(?P<Name>a)?(?P<Name2>b)?(?(<Name>)c|d)*l/ 5709 acl 5710 bdl 5711 adl 5712 bcl 5713 5714/\sabc/ 5715 \x{0b}abc 5716 5717/[\Qa]\E]+/ 5718 aa]] 5719 5720/[\Q]a\E]+/ 5721 aa]] 5722 5723/(?:((abcd))|(((?:(?:(?:(?:abc|(?:abcdef))))b)abcdefghi)abc)|((*ACCEPT)))/ 5724 1234abcd 5725 5726/(\2)(\1)/ 5727 5728"Z*(|d*){216}" 5729 5730"(?1)(?#?'){8}(a)" 5731 baaaaaaaaac 5732 5733"(?|(\k'Pm')|(?'Pm'))" 5734 abcd 5735 5736/(?=.*[A-Z])(?=.*[a-z])(?=.*[0-9])(?=.*[,;:])(?=.{8,16})(?!.*[\s])/ 5737 \ Fred:099 5738 5739/(?=.*X)X$/ 5740 \ X 5741 5742/X+(?#comment)?/ 5743 >XXX< 5744 5745/-- End of testinput1 --/ 5746
