1--TEST-- 2Test array_intersect() function : usage variations - different arrays for 'arr2' argument 3--FILE-- 4<?php 5/* Prototype : array array_intersect(array $arr1, array $arr2 [, array $...]) 6 * Description: Returns the entries of arr1 that have values which are present in all the other arguments 7 * Source code: ext/standard/array.c 8*/ 9 10/* 11* Passing different types of arrays to $arr2 argument and testing whether 12* array_intersect() behaves in expected way with the other arguments passed to the function. 13* The $arr1 argument is a fixed array. 14*/ 15 16echo "*** Testing array_intersect() : Passing different types of arrays to \$arr2 argument ***\n"; 17 18/* Different heredoc strings passed as argument to $arr2 */ 19// heredoc with blank line 20$blank_line = <<<EOT 21 22 23EOT; 24 25// heredoc with multiline string 26$multiline_string = <<<EOT 27hello world 28The big brown fox jumped over; 29the lazy dog 30This is a double quoted string 31EOT; 32 33// heredoc with different whitespaces 34$diff_whitespaces = <<<EOT 35hello\r world\t 361111\t\t != 2222\v\v 37heredoc\ndouble quoted string. with\vdifferent\fwhite\vspaces 38EOT; 39 40// heredoc with quoted strings and numeric values 41$numeric_string = <<<EOT 4211 < 12. 123 >22 43'single quoted string' 44"double quoted string" 452222 != 1111.\t 0000 = 0000\n 46EOT; 47 48// array to be passsed to $arr1 argument 49$arr1 = array ( 50 1, 1.1, "hello", "one", NULL, 2, 51 'world', true, false, false => 5, 'aaaa\r', "aaaa\r", 52 $numeric_string, $diff_whitespaces, 53 "one" => "ten", 4 => "four", "two" => 2, 2 => "two", 54 '', null => "null", '' => 'emptys' 55); 56 57// arrays to be passed to $arr2 argument 58$arrays = array ( 59/*1*/ array(1, 2), // array with default keys and numeric values 60 array(1.1, 2.2), // array with default keys & float values 61 array(false,true), // array with default keys and boolean values 62 array(), // empty array 63/*5*/ array(NULL), // array with NULL 64 array("a\v\f","aaaa\r","b","b\tbbb","c","\[\]\!\@\#\$\%\^\&\*\(\)\{\}"), // array with double quoted strings 65 array('a\v\f','aaaa\r','b','b\tbbb','c','\[\]\!\@\#\$\%\^\&\*\(\)\{\}'), // array with single quoted strings 66 array($blank_line, $multiline_string, $diff_whitespaces, $numeric_string), // array with heredocs 67 68 // associative arrays 69/*9*/ array(1 => "one", 2 => "two", 3 => "three"), // explicit numeric keys, string values 70 array("one" => 1, "two" => 2, "three" => 3 ), // string keys & numeric values 71 array( 1 => 10, 2 => 20, 4 => 40, 3 => 30), // explicit numeric keys and numeric values 72 array( "one" => "ten", "two" => "twenty", "three" => "thirty"), // string key/value 73 array("one" => 1, 2 => "two", 4 => "four"), //mixed 74 75 // associative array, containing null/empty/boolean values as key/value 76/*14*/ array(NULL => "NULL", null => "null", "NULL" => NULL, "null" => null), 77 array(true => "true", false => "false", "false" => false, "true" => true), 78 array("" => "emptyd", '' => 'emptys', "emptyd" => "", 'emptys' => ''), 79 array(1 => '', 2 => "", 3 => NULL, 4 => null, 5 => false, 6 => true), 80 array('' => 1, "" => 2, NULL => 3, null => 4, false => 5, true => 6), 81 82 // array with repetative keys 83/*19*/ array("One" => 1, "two" => 2, "One" => 10, "two" => 20, "three" => 3) 84); 85 86// loop through each sub-array within $arrrays to check the behavior of array_intersect() 87$iterator = 1; 88foreach($arrays as $arr2) { 89 echo "-- Iteration $iterator --\n"; 90 91 // Calling array_intersect() with default arguments 92 var_dump( array_intersect($arr1, $arr2) ); 93 94 // Calling array_intersect() with more arguments 95 // additional argument passed is the same as $arr1 argument 96 var_dump( array_intersect($arr1, $arr2, $arr1) ); 97 $iterator++; 98} 99 100echo "Done"; 101?> 102--EXPECT-- 103*** Testing array_intersect() : Passing different types of arrays to $arr2 argument *** 104-- Iteration 1 -- 105array(3) { 106 [5]=> 107 int(2) 108 [7]=> 109 bool(true) 110 ["two"]=> 111 int(2) 112} 113array(3) { 114 [5]=> 115 int(2) 116 [7]=> 117 bool(true) 118 ["two"]=> 119 int(2) 120} 121-- Iteration 2 -- 122array(1) { 123 [1]=> 124 float(1.1) 125} 126array(1) { 127 [1]=> 128 float(1.1) 129} 130-- Iteration 3 -- 131array(3) { 132 [7]=> 133 bool(true) 134 [8]=> 135 bool(false) 136 [13]=> 137 string(0) "" 138} 139array(3) { 140 [7]=> 141 bool(true) 142 [8]=> 143 bool(false) 144 [13]=> 145 string(0) "" 146} 147-- Iteration 4 -- 148array(0) { 149} 150array(0) { 151} 152-- Iteration 5 -- 153array(2) { 154 [8]=> 155 bool(false) 156 [13]=> 157 string(0) "" 158} 159array(2) { 160 [8]=> 161 bool(false) 162 [13]=> 163 string(0) "" 164} 165-- Iteration 6 -- 166array(1) { 167 [10]=> 168 string(5) "aaaa 168" 169} 170array(1) { 171 [10]=> 172 string(5) "aaaa 172" 173} 174-- Iteration 7 -- 175array(1) { 176 [9]=> 177 string(6) "aaaa\r" 178} 179array(1) { 180 [9]=> 181 string(6) "aaaa\r" 182} 183-- Iteration 8 -- 184array(2) { 185 [11]=> 186 string(90) "11 < 12. 123 >22 187'single quoted string' 188"double quoted string" 1892222 != 1111. 0000 = 0000 190" 191 [12]=> 192 string(88) "hello 192 world 1931111 != 2222 194heredoc 195double quoted string. with different white spaces" 196} 197array(2) { 198 [11]=> 199 string(90) "11 < 12. 123 >22 200'single quoted string' 201"double quoted string" 2022222 != 1111. 0000 = 0000 203" 204 [12]=> 205 string(88) "hello 205 world 2061111 != 2222 207heredoc 208double quoted string. with different white spaces" 209} 210-- Iteration 9 -- 211array(2) { 212 [2]=> 213 string(3) "two" 214 [3]=> 215 string(3) "one" 216} 217array(2) { 218 [2]=> 219 string(3) "two" 220 [3]=> 221 string(3) "one" 222} 223-- Iteration 10 -- 224array(3) { 225 [5]=> 226 int(2) 227 [7]=> 228 bool(true) 229 ["two"]=> 230 int(2) 231} 232array(3) { 233 [5]=> 234 int(2) 235 [7]=> 236 bool(true) 237 ["two"]=> 238 int(2) 239} 240-- Iteration 11 -- 241array(0) { 242} 243array(0) { 244} 245-- Iteration 12 -- 246array(1) { 247 ["one"]=> 248 string(3) "ten" 249} 250array(1) { 251 ["one"]=> 252 string(3) "ten" 253} 254-- Iteration 13 -- 255array(3) { 256 [2]=> 257 string(3) "two" 258 [4]=> 259 string(4) "four" 260 [7]=> 261 bool(true) 262} 263array(3) { 264 [2]=> 265 string(3) "two" 266 [4]=> 267 string(4) "four" 268 [7]=> 269 bool(true) 270} 271-- Iteration 14 -- 272array(2) { 273 [8]=> 274 bool(false) 275 [13]=> 276 string(0) "" 277} 278array(2) { 279 [8]=> 280 bool(false) 281 [13]=> 282 string(0) "" 283} 284-- Iteration 15 -- 285array(3) { 286 [7]=> 287 bool(true) 288 [8]=> 289 bool(false) 290 [13]=> 291 string(0) "" 292} 293array(3) { 294 [7]=> 295 bool(true) 296 [8]=> 297 bool(false) 298 [13]=> 299 string(0) "" 300} 301-- Iteration 16 -- 302array(3) { 303 [8]=> 304 bool(false) 305 [13]=> 306 string(0) "" 307 [""]=> 308 string(6) "emptys" 309} 310array(3) { 311 [8]=> 312 bool(false) 313 [13]=> 314 string(0) "" 315 [""]=> 316 string(6) "emptys" 317} 318-- Iteration 17 -- 319array(3) { 320 [7]=> 321 bool(true) 322 [8]=> 323 bool(false) 324 [13]=> 325 string(0) "" 326} 327array(3) { 328 [7]=> 329 bool(true) 330 [8]=> 331 bool(false) 332 [13]=> 333 string(0) "" 334} 335-- Iteration 18 -- 336array(1) { 337 [0]=> 338 int(5) 339} 340array(1) { 341 [0]=> 342 int(5) 343} 344-- Iteration 19 -- 345array(0) { 346} 347array(0) { 348} 349Done 350
