1--TEST-- 2Test array_diff_ukey() function : usage variation - Passing unexpected values to first argument 3--FILE-- 4<?php 5/* Prototype : array array_diff_ukey(array arr1, array arr2 [, array ...], callback key_comp_func) 6 * Description: Returns the entries of arr1 that have keys which are not present in any of the others arguments. 7 * Source code: ext/standard/array.c 8 */ 9 10echo "*** Testing array_diff_ukey() : usage variation ***\n"; 11 12// Initialise function arguments not being substituted (if any) 13$array2 = array('green' => 5, 'blue' => 6, 'yellow' => 7, 'cyan' => 8); 14$array3 = array('blue' => 1, 'red' => 2, 'green' => 3, 'purple' => 4); 15 16function key_compare_func($key1, $key2) 17{ 18 if ($key1 == $key2) { 19 return 0; 20 } 21 return ($key1 > $key2)? 1:-1; 22} 23 24//get an unset variable 25$unset_var = 10; 26unset ($unset_var); 27 28//resource variable 29$fp = fopen(__FILE__, "r"); 30 31// define some classes 32class classWithToString 33{ 34 public function __toString() { 35 return "Class A object"; 36 } 37} 38 39class classWithoutToString 40{ 41} 42 43// heredoc string 44$heredoc = <<<EOT 45hello world 46EOT; 47 48//array of values to iterate over 49$inputs = array( 50 51 // int data 52 'int 0' => 0, 53 'int 1' => 1, 54 'int 12345' => 12345, 55 'int -12345' => -2345, 56 57 // float data 58 'float 10.5' => 10.5, 59 'float -10.5' => -10.5, 60 'float 12.3456789000e10' => 12.3456789000e10, 61 'float -12.3456789000e10' => -12.3456789000e10, 62 'float .5' => .5, 63 64 // null data 65 'uppercase NULL' => NULL, 66 'lowercase null' => null, 67 68 // boolean data 69 'lowercase true' => true, 70 'lowercase false' =>false, 71 'uppercase TRUE' =>TRUE, 72 'uppercase FALSE' =>FALSE, 73 74 // empty data 75 'empty string DQ' => "", 76 'empty string SQ' => '', 77 78 // string data 79 'string DQ' => "string", 80 'string SQ' => 'string', 81 'mixed case string' => "sTrInG", 82 'heredoc' => $heredoc, 83 84 // object data 85 'instance of classWithToString' => new classWithToString(), 86 'instance of classWithoutToString' => new classWithoutToString(), 87 88 // undefined data 89 'undefined var' => @$undefined_var, 90 91 // unset data 92 'unset var' => @$unset_var, 93 94 // resource data 95 'resource' => $fp, 96); 97 98// loop through each element of the array for arr1 99foreach($inputs as $key =>$value) { 100 echo "\n--$key--\n"; 101 var_dump( array_diff_ukey($value, $array2, 'key_compare_func') ); 102 var_dump( array_diff_ukey($value, $array2, $array3, 'key_compare_func') ); 103}; 104 105fclose($fp); 106?> 107===DONE=== 108--EXPECTF-- 109*** Testing array_diff_ukey() : usage variation *** 110 111--int 0-- 112 113Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 114NULL 115 116Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 117NULL 118 119--int 1-- 120 121Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 122NULL 123 124Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 125NULL 126 127--int 12345-- 128 129Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 130NULL 131 132Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 133NULL 134 135--int -12345-- 136 137Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 138NULL 139 140Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 141NULL 142 143--float 10.5-- 144 145Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 146NULL 147 148Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 149NULL 150 151--float -10.5-- 152 153Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 154NULL 155 156Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 157NULL 158 159--float 12.3456789000e10-- 160 161Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 162NULL 163 164Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 165NULL 166 167--float -12.3456789000e10-- 168 169Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 170NULL 171 172Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 173NULL 174 175--float .5-- 176 177Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 178NULL 179 180Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 181NULL 182 183--uppercase NULL-- 184 185Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 186NULL 187 188Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 189NULL 190 191--lowercase null-- 192 193Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 194NULL 195 196Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 197NULL 198 199--lowercase true-- 200 201Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 202NULL 203 204Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 205NULL 206 207--lowercase false-- 208 209Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 210NULL 211 212Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 213NULL 214 215--uppercase TRUE-- 216 217Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 218NULL 219 220Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 221NULL 222 223--uppercase FALSE-- 224 225Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 226NULL 227 228Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 229NULL 230 231--empty string DQ-- 232 233Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 234NULL 235 236Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 237NULL 238 239--empty string SQ-- 240 241Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 242NULL 243 244Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 245NULL 246 247--string DQ-- 248 249Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 250NULL 251 252Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 253NULL 254 255--string SQ-- 256 257Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 258NULL 259 260Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 261NULL 262 263--mixed case string-- 264 265Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 266NULL 267 268Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 269NULL 270 271--heredoc-- 272 273Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 274NULL 275 276Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 277NULL 278 279--instance of classWithToString-- 280 281Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 282NULL 283 284Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 285NULL 286 287--instance of classWithoutToString-- 288 289Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 290NULL 291 292Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 293NULL 294 295--undefined var-- 296 297Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 298NULL 299 300Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 301NULL 302 303--unset var-- 304 305Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 306NULL 307 308Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 309NULL 310 311--resource-- 312 313Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 314NULL 315 316Warning: array_diff_ukey(): Argument #1 is not an array in %s on line %d 317NULL 318===DONE=== 319