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