1--TEST-- 2Test explode() function 3--INI-- 4error_reporting=2047 5precision=14 6--FILE-- 7<?php 8/* Prototype: array explode ( string $delimiter, string $string [, int $limit] ); 9 Description: Returns an array of strings, each of which is a substring of string 10 formed by splitting it on boundaries formed by the string delimiter. 11 If limit is set, the returned array will contain a maximum of limit 12 elements with the last element containing the rest of string. 13*/ 14 15echo "*** Testing explode() for basic operations ***\n"; 16$delimiters = array ( 17 "", // len=0 18 NULL, 19 "abcd", // string 20 0, // zero 21 "0", 22 TRUE, // boolean value 23 FALSE, 24 -1, // negative integer 25 -11.23, // double 26 4, // positive integer 27 "%", 28); 29$string = "1234NULL23abcd00000TRUEFALSE-11.234444true-11.24%PHP%ZEND"; 30/* loop prints an array of strings, each of which is a substring of $string 31 formed by splitting it on boundaries formed by the string $delimiter. 32 */ 33$counter = 1; 34foreach($delimiters as $delimiter) { 35 echo "-- Iteration $counter --\n"; 36 var_dump( explode($delimiter, $string, -1) ); 37 var_dump( explode($delimiter, $string, 0) ); 38 var_dump( explode($delimiter, $string, 1) ); 39 var_dump( explode($delimiter, $string, 2) ); 40 $counter++; 41} 42 43echo "\n*** Testing explode() with miscelleneous input arguments ***\n"; 44 45echo "\n-- Passing positive values of Limit to explode() --\n"; 46/* LIMIT=2 */ 47var_dump( explode("::", "mon::tues::wed::thurs::fri::sat::sun", 2) ); 48 49/* checking for LIMIT =0,1 */ 50echo "\n-- Passing limit values 0 and 1 to explode() --\n"; 51var_dump( explode(":", "Name:Phone:Address:City:State", 0) ); 52var_dump( explode(":", "Name:Phone:Address:City:State", 1) ); 53 54/* to check the maximum limit of string that can be given with limit<=0, 55 default size is 50 but increases dynamically */ 56echo "\n*** Testing explode() for maximum limit of string with Limit = -1 ***\n"; 57var_dump( explode(":", "1:2:3:4:5:6:7:7:5:6:7:3:4:5:2:8:9:0:5:5:5:5:5:5:5:5:5:5:5:5:55:5:5:5%:%:%:%:5:5:5:%:%:5:5:5:5:5%:%:%:55:1:1", -1) ); 58 59echo "\n*** Testing explode() with string variations as input argument ***\n"; 60/* String with escape characters */ 61echo "\n-- Testing string with escape characters --\n"; 62var_dump( explode("\t\n", "1234\t\n5678\n\t9100") ); 63var_dump( explode("\r", "1234\rabcd\r5678\rrstu") ); 64 65/* String with embedded NULL */ 66echo "\n-- Testing string with embedded NULL --\n"; 67var_dump( explode("\x00", "abcd\x0n1234\x0005678\x0000efgh\xijkl") ); 68var_dump( explode("\0", "abcd\0efgh\0ijkl\x00mnop\x000qrst\00uvwx\000yz") ); 69 70/* Checking OBJECTS type */ 71echo "\n*** Testing explode() with objects ***\n"; 72class string1 { 73 public function __toString() { 74 return "Object"; 75 } 76} 77$obj = new string1; 78var_dump( explode("b", $obj) ); 79 80echo "\n*** Testing error conditions ***\n"; 81/* checking for arguments <2 and >3 */ 82var_dump( explode(":", "array1:array2:array3", -1, -33) ); 83var_dump( explode(":") ); 84 85echo "Done\n"; 86?> 87--EXPECTF-- 88*** Testing explode() for basic operations *** 89-- Iteration 1 -- 90 91Warning: explode(): Empty delimiter in %s on line %d 92bool(false) 93 94Warning: explode(): Empty delimiter in %s on line %d 95bool(false) 96 97Warning: explode(): Empty delimiter in %s on line %d 98bool(false) 99 100Warning: explode(): Empty delimiter in %s on line %d 101bool(false) 102-- Iteration 2 -- 103 104Warning: explode(): Empty delimiter in %s on line %d 105bool(false) 106 107Warning: explode(): Empty delimiter in %s on line %d 108bool(false) 109 110Warning: explode(): Empty delimiter in %s on line %d 111bool(false) 112 113Warning: explode(): Empty delimiter in %s on line %d 114bool(false) 115-- Iteration 3 -- 116array(1) { 117 [0]=> 118 string(10) "1234NULL23" 119} 120array(1) { 121 [0]=> 122 string(57) "1234NULL23abcd00000TRUEFALSE-11.234444true-11.24%PHP%ZEND" 123} 124array(1) { 125 [0]=> 126 string(57) "1234NULL23abcd00000TRUEFALSE-11.234444true-11.24%PHP%ZEND" 127} 128array(2) { 129 [0]=> 130 string(10) "1234NULL23" 131 [1]=> 132 string(43) "00000TRUEFALSE-11.234444true-11.24%PHP%ZEND" 133} 134-- Iteration 4 -- 135array(5) { 136 [0]=> 137 string(14) "1234NULL23abcd" 138 [1]=> 139 string(0) "" 140 [2]=> 141 string(0) "" 142 [3]=> 143 string(0) "" 144 [4]=> 145 string(0) "" 146} 147array(1) { 148 [0]=> 149 string(57) "1234NULL23abcd00000TRUEFALSE-11.234444true-11.24%PHP%ZEND" 150} 151array(1) { 152 [0]=> 153 string(57) "1234NULL23abcd00000TRUEFALSE-11.234444true-11.24%PHP%ZEND" 154} 155array(2) { 156 [0]=> 157 string(14) "1234NULL23abcd" 158 [1]=> 159 string(42) "0000TRUEFALSE-11.234444true-11.24%PHP%ZEND" 160} 161-- Iteration 5 -- 162array(5) { 163 [0]=> 164 string(14) "1234NULL23abcd" 165 [1]=> 166 string(0) "" 167 [2]=> 168 string(0) "" 169 [3]=> 170 string(0) "" 171 [4]=> 172 string(0) "" 173} 174array(1) { 175 [0]=> 176 string(57) "1234NULL23abcd00000TRUEFALSE-11.234444true-11.24%PHP%ZEND" 177} 178array(1) { 179 [0]=> 180 string(57) "1234NULL23abcd00000TRUEFALSE-11.234444true-11.24%PHP%ZEND" 181} 182array(2) { 183 [0]=> 184 string(14) "1234NULL23abcd" 185 [1]=> 186 string(42) "0000TRUEFALSE-11.234444true-11.24%PHP%ZEND" 187} 188-- Iteration 6 -- 189array(5) { 190 [0]=> 191 string(0) "" 192 [1]=> 193 string(28) "234NULL23abcd00000TRUEFALSE-" 194 [2]=> 195 string(0) "" 196 [3]=> 197 string(12) ".234444true-" 198 [4]=> 199 string(0) "" 200} 201array(1) { 202 [0]=> 203 string(57) "1234NULL23abcd00000TRUEFALSE-11.234444true-11.24%PHP%ZEND" 204} 205array(1) { 206 [0]=> 207 string(57) "1234NULL23abcd00000TRUEFALSE-11.234444true-11.24%PHP%ZEND" 208} 209array(2) { 210 [0]=> 211 string(0) "" 212 [1]=> 213 string(56) "234NULL23abcd00000TRUEFALSE-11.234444true-11.24%PHP%ZEND" 214} 215-- Iteration 7 -- 216 217Warning: explode(): Empty delimiter in %s on line %d 218bool(false) 219 220Warning: explode(): Empty delimiter in %s on line %d 221bool(false) 222 223Warning: explode(): Empty delimiter in %s on line %d 224bool(false) 225 226Warning: explode(): Empty delimiter in %s on line %d 227bool(false) 228-- Iteration 8 -- 229array(2) { 230 [0]=> 231 string(28) "1234NULL23abcd00000TRUEFALSE" 232 [1]=> 233 string(12) "1.234444true" 234} 235array(1) { 236 [0]=> 237 string(57) "1234NULL23abcd00000TRUEFALSE-11.234444true-11.24%PHP%ZEND" 238} 239array(1) { 240 [0]=> 241 string(57) "1234NULL23abcd00000TRUEFALSE-11.234444true-11.24%PHP%ZEND" 242} 243array(2) { 244 [0]=> 245 string(28) "1234NULL23abcd00000TRUEFALSE" 246 [1]=> 247 string(27) "1.234444true-11.24%PHP%ZEND" 248} 249-- Iteration 9 -- 250array(1) { 251 [0]=> 252 string(28) "1234NULL23abcd00000TRUEFALSE" 253} 254array(1) { 255 [0]=> 256 string(57) "1234NULL23abcd00000TRUEFALSE-11.234444true-11.24%PHP%ZEND" 257} 258array(1) { 259 [0]=> 260 string(57) "1234NULL23abcd00000TRUEFALSE-11.234444true-11.24%PHP%ZEND" 261} 262array(2) { 263 [0]=> 264 string(28) "1234NULL23abcd00000TRUEFALSE" 265 [1]=> 266 string(23) "4444true-11.24%PHP%ZEND" 267} 268-- Iteration 10 -- 269array(6) { 270 [0]=> 271 string(3) "123" 272 [1]=> 273 string(30) "NULL23abcd00000TRUEFALSE-11.23" 274 [2]=> 275 string(0) "" 276 [3]=> 277 string(0) "" 278 [4]=> 279 string(0) "" 280 [5]=> 281 string(9) "true-11.2" 282} 283array(1) { 284 [0]=> 285 string(57) "1234NULL23abcd00000TRUEFALSE-11.234444true-11.24%PHP%ZEND" 286} 287array(1) { 288 [0]=> 289 string(57) "1234NULL23abcd00000TRUEFALSE-11.234444true-11.24%PHP%ZEND" 290} 291array(2) { 292 [0]=> 293 string(3) "123" 294 [1]=> 295 string(53) "NULL23abcd00000TRUEFALSE-11.234444true-11.24%PHP%ZEND" 296} 297-- Iteration 11 -- 298array(2) { 299 [0]=> 300 string(48) "1234NULL23abcd00000TRUEFALSE-11.234444true-11.24" 301 [1]=> 302 string(3) "PHP" 303} 304array(1) { 305 [0]=> 306 string(57) "1234NULL23abcd00000TRUEFALSE-11.234444true-11.24%PHP%ZEND" 307} 308array(1) { 309 [0]=> 310 string(57) "1234NULL23abcd00000TRUEFALSE-11.234444true-11.24%PHP%ZEND" 311} 312array(2) { 313 [0]=> 314 string(48) "1234NULL23abcd00000TRUEFALSE-11.234444true-11.24" 315 [1]=> 316 string(8) "PHP%ZEND" 317} 318 319*** Testing explode() with miscelleneous input arguments *** 320 321-- Passing positive values of Limit to explode() -- 322array(2) { 323 [0]=> 324 string(3) "mon" 325 [1]=> 326 string(31) "tues::wed::thurs::fri::sat::sun" 327} 328 329-- Passing limit values 0 and 1 to explode() -- 330array(1) { 331 [0]=> 332 string(29) "Name:Phone:Address:City:State" 333} 334array(1) { 335 [0]=> 336 string(29) "Name:Phone:Address:City:State" 337} 338 339*** Testing explode() for maximum limit of string with Limit = -1 *** 340array(51) { 341 [0]=> 342 string(1) "1" 343 [1]=> 344 string(1) "2" 345 [2]=> 346 string(1) "3" 347 [3]=> 348 string(1) "4" 349 [4]=> 350 string(1) "5" 351 [5]=> 352 string(1) "6" 353 [6]=> 354 string(1) "7" 355 [7]=> 356 string(1) "7" 357 [8]=> 358 string(1) "5" 359 [9]=> 360 string(1) "6" 361 [10]=> 362 string(1) "7" 363 [11]=> 364 string(1) "3" 365 [12]=> 366 string(1) "4" 367 [13]=> 368 string(1) "5" 369 [14]=> 370 string(1) "2" 371 [15]=> 372 string(1) "8" 373 [16]=> 374 string(1) "9" 375 [17]=> 376 string(1) "0" 377 [18]=> 378 string(1) "5" 379 [19]=> 380 string(1) "5" 381 [20]=> 382 string(1) "5" 383 [21]=> 384 string(1) "5" 385 [22]=> 386 string(1) "5" 387 [23]=> 388 string(1) "5" 389 [24]=> 390 string(1) "5" 391 [25]=> 392 string(1) "5" 393 [26]=> 394 string(1) "5" 395 [27]=> 396 string(1) "5" 397 [28]=> 398 string(1) "5" 399 [29]=> 400 string(1) "5" 401 [30]=> 402 string(2) "55" 403 [31]=> 404 string(1) "5" 405 [32]=> 406 string(1) "5" 407 [33]=> 408 string(2) "5%" 409 [34]=> 410 string(1) "%" 411 [35]=> 412 string(1) "%" 413 [36]=> 414 string(1) "%" 415 [37]=> 416 string(1) "5" 417 [38]=> 418 string(1) "5" 419 [39]=> 420 string(1) "5" 421 [40]=> 422 string(1) "%" 423 [41]=> 424 string(1) "%" 425 [42]=> 426 string(1) "5" 427 [43]=> 428 string(1) "5" 429 [44]=> 430 string(1) "5" 431 [45]=> 432 string(1) "5" 433 [46]=> 434 string(2) "5%" 435 [47]=> 436 string(1) "%" 437 [48]=> 438 string(1) "%" 439 [49]=> 440 string(2) "55" 441 [50]=> 442 string(1) "1" 443} 444 445*** Testing explode() with string variations as input argument *** 446 447-- Testing string with escape characters -- 448array(2) { 449 [0]=> 450 string(4) "1234" 451 [1]=> 452 string(10) "5678 453 9100" 454} 455array(4) { 456 [0]=> 457 string(4) "1234" 458 [1]=> 459 string(4) "abcd" 460 [2]=> 461 string(4) "5678" 462 [3]=> 463 string(4) "rstu" 464} 465 466-- Testing string with embedded NULL -- 467array(4) { 468 [0]=> 469 string(4) "abcd" 470 [1]=> 471 string(5) "n1234" 472 [2]=> 473 string(5) "05678" 474 [3]=> 475 string(12) "00efgh\xijkl" 476} 477array(7) { 478 [0]=> 479 string(4) "abcd" 480 [1]=> 481 string(4) "efgh" 482 [2]=> 483 string(4) "ijkl" 484 [3]=> 485 string(4) "mnop" 486 [4]=> 487 string(5) "0qrst" 488 [5]=> 489 string(4) "uvwx" 490 [6]=> 491 string(2) "yz" 492} 493 494*** Testing explode() with objects *** 495array(2) { 496 [0]=> 497 string(1) "O" 498 [1]=> 499 string(4) "ject" 500} 501 502*** Testing error conditions *** 503 504Warning: explode() expects at most 3 parameters, 4 given in %s on line %d 505NULL 506 507Warning: explode() expects at least 2 parameters, 1 given in %s on line %d 508NULL 509Done 510
