1--TEST-- 2Test array_diff_uassoc() function : usage variation -Passing unexpected values as third optional argument 3--FILE-- 4<?php 5/* Prototype : array array_diff_uassoc(array arr1, array arr2 [, array ...], callback key_comp_func) 6 * Description: Computes the difference of arrays with additional index check which is performed by a 7 * user supplied callback function 8 * Source code: ext/standard/array.c 9 */ 10 11echo "*** Testing array_diff_uassoc() : usage variation ***\n"; 12 13//Initialize variables 14$array1 = array("a" => "green", "b" => "brown", "c" => "blue", "red"); 15$array2 = array("a" => "green", "yellow", "red"); 16 17 18function key_compare_func($a, $b) 19{ 20 if ($a === $b) { 21 return 0; 22 } 23 return ($a > $b)? 1:-1; 24} 25 26//get an unset variable 27$unset_var = 10; 28unset ($unset_var); 29 30//resource variable 31$fp = fopen(__FILE__, "r"); 32 33// define some classes 34class classWithToString 35{ 36 public function __toString() { 37 return "Class A object"; 38 } 39} 40 41class classWithoutToString 42{ 43} 44 45// heredoc string 46$heredoc = <<<EOT 47hello world 48EOT; 49 50// add arrays 51$index_array = array (1, 2, 3); 52$assoc_array = array ('one' => 1, 'two' => 2); 53 54//array of values to iterate over 55$inputs = array( 56 57 // int data 58 'int 0' => 0, 59 'int 1' => 1, 60 'int 12345' => 12345, 61 'int -12345' => -12345, 62 63 // float data 64 'float 10.5' => 10.5, 65 'float -10.5' => -10.5, 66 'float 12.3456789000e10' => 12.3456789000e10, 67 'float -12.3456789000e10' => -12.3456789000e10, 68 'float .5' => .5, 69 70 // null data 71 'uppercase NULL' => NULL, 72 'lowercase null' => null, 73 74 // boolean data 75 'lowercase true' => true, 76 'lowercase false' =>false, 77 'uppercase TRUE' =>TRUE, 78 'uppercase FALSE' =>FALSE, 79 80 // empty data 81 'empty string DQ' => "", 82 'empty string SQ' => '', 83 84 // string data 85 'string DQ' => "string", 86 'string SQ' => 'string', 87 'mixed case string' => "sTrInG", 88 'heredoc' => $heredoc, 89 90 // object data 91 'instance of classWithToString' => new classWithToString(), 92 'instance of classWithoutToString' => new classWithoutToString(), 93 94 // undefined data 95 'undefined var' => @$undefined_var, 96 97 // unset data 98 'unset var' => @$unset_var, 99 100 // resource data 101 'resource' => $fp, 102); 103 104// loop through each element of the array for arr2 105 106foreach($inputs as $key =>$value) { 107 echo "\n--$key--\n"; 108 var_dump( array_diff_uassoc($array1, $array2, $value, "key_compare_func") ); 109}; 110 111fclose($fp); 112?> 113===DONE=== 114--EXPECTF-- 115*** Testing array_diff_uassoc() : usage variation *** 116 117--int 0-- 118 119Warning: array_diff_uassoc(): Argument #3 is not an array in %s on line %d 120NULL 121 122--int 1-- 123 124Warning: array_diff_uassoc(): Argument #3 is not an array in %s on line %d 125NULL 126 127--int 12345-- 128 129Warning: array_diff_uassoc(): Argument #3 is not an array in %s on line %d 130NULL 131 132--int -12345-- 133 134Warning: array_diff_uassoc(): Argument #3 is not an array in %s on line %d 135NULL 136 137--float 10.5-- 138 139Warning: array_diff_uassoc(): Argument #3 is not an array in %s on line %d 140NULL 141 142--float -10.5-- 143 144Warning: array_diff_uassoc(): Argument #3 is not an array in %s on line %d 145NULL 146 147--float 12.3456789000e10-- 148 149Warning: array_diff_uassoc(): Argument #3 is not an array in %s on line %d 150NULL 151 152--float -12.3456789000e10-- 153 154Warning: array_diff_uassoc(): Argument #3 is not an array in %s on line %d 155NULL 156 157--float .5-- 158 159Warning: array_diff_uassoc(): Argument #3 is not an array in %s on line %d 160NULL 161 162--uppercase NULL-- 163 164Warning: array_diff_uassoc(): Argument #3 is not an array in %s on line %d 165NULL 166 167--lowercase null-- 168 169Warning: array_diff_uassoc(): Argument #3 is not an array in %s on line %d 170NULL 171 172--lowercase true-- 173 174Warning: array_diff_uassoc(): Argument #3 is not an array in %s on line %d 175NULL 176 177--lowercase false-- 178 179Warning: array_diff_uassoc(): Argument #3 is not an array in %s on line %d 180NULL 181 182--uppercase TRUE-- 183 184Warning: array_diff_uassoc(): Argument #3 is not an array in %s on line %d 185NULL 186 187--uppercase FALSE-- 188 189Warning: array_diff_uassoc(): Argument #3 is not an array in %s on line %d 190NULL 191 192--empty string DQ-- 193 194Warning: array_diff_uassoc(): Argument #3 is not an array in %s on line %d 195NULL 196 197--empty string SQ-- 198 199Warning: array_diff_uassoc(): Argument #3 is not an array in %s on line %d 200NULL 201 202--string DQ-- 203 204Warning: array_diff_uassoc(): Argument #3 is not an array in %s on line %d 205NULL 206 207--string SQ-- 208 209Warning: array_diff_uassoc(): Argument #3 is not an array in %s on line %d 210NULL 211 212--mixed case string-- 213 214Warning: array_diff_uassoc(): Argument #3 is not an array in %s on line %d 215NULL 216 217--heredoc-- 218 219Warning: array_diff_uassoc(): Argument #3 is not an array in %s on line %d 220NULL 221 222--instance of classWithToString-- 223 224Warning: array_diff_uassoc(): Argument #3 is not an array in %s on line %d 225NULL 226 227--instance of classWithoutToString-- 228 229Warning: array_diff_uassoc(): Argument #3 is not an array in %s on line %d 230NULL 231 232--undefined var-- 233 234Warning: array_diff_uassoc(): Argument #3 is not an array in %s on line %d 235NULL 236 237--unset var-- 238 239Warning: array_diff_uassoc(): Argument #3 is not an array in %s on line %d 240NULL 241 242--resource-- 243 244Warning: array_diff_uassoc(): Argument #3 is not an array in %s on line %d 245NULL 246===DONE=== 247