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1.1 misho 1: --TEST-- 2: Test array_filter() function : usage variations - Unexpected values for 'callback' function argument 3: --FILE-- 4: <?php 5: /* Prototype : array array_filter(array $input [, callback $callback]) 6: * Description: Filters elements from the array via the callback. 7: * Source code: ext/standard/array.c 8: */ 9: 10: /* Passing different scalar and nonscalar values in place of 'callback' argument 11: */ 12: echo "*** Testing array_filter() : usage variations - unexpected values for 'callback' function***\n"; 13: 14: // Initialise variables 15: $input = array('value1', 'value2', 'value3', 'value4'); 16: 17: //get an unset variable 18: $unset_var = 10; 19: unset ($unset_var); 20: 21: // class definition for object variable 22: class MyClass 23: { 24: public function __toString() 25: { 26: return 'object'; 27: } 28: } 29: 30: // resource variable 31: $fp = fopen(__FILE__, 'r'); 32: 33: // different scalar and nonscalar values in place of callback function 34: $values = array( 35: 36: // int data 37: /*1*/ 0, 38: 1, 39: 12345, 40: -2345, 41: 42: // float data 43: /*5*/ 10.5, 44: -10.5, 45: 12.3456789000e10, 46: 12.3456789000E-10, 47: .5, 48: 49: // array data 50: /*10*/ array(), 51: array(0), 52: array(1), 53: array(1, 2), 54: array('color' => 'red', 'item' => 'pen'), 55: 56: // null data 57: /*15*/ NULL, 58: null, 59: 60: // boolean data 61: /*17*/ true, 62: false, 63: TRUE, 64: FALSE, 65: 66: // empty data 67: /*21*/ "", 68: '', 69: 70: // string data 71: /*23*/ "string", 72: 'string', 73: 74: // object data 75: /*25*/ new MyClass(), 76: 77: // resource data 78: $fp, 79: 80: // undefined data 81: @$undefined_var, 82: 83: // unset data 84: /*28*/ @$unset_var, 85: ); 86: 87: // loop through each element of the 'values' for callback 88: for($count = 0; $count < count($values); $count++) { 89: echo "-- Iteration ".($count + 1)." --"; 90: var_dump( array_filter($input, $values[$count]) ); 91: }; 92: 93: // closing resource 94: fclose($fp); 95: 96: echo "Done" 97: ?> 98: --EXPECTF-- 99: *** Testing array_filter() : usage variations - unexpected values for 'callback' function*** 100: -- Iteration 1 -- 101: Warning: array_filter() expects parameter 2 to be a valid callback, no array or string given in %s on line %d 102: NULL 103: -- Iteration 2 -- 104: Warning: array_filter() expects parameter 2 to be a valid callback, no array or string given in %s on line %d 105: NULL 106: -- Iteration 3 -- 107: Warning: array_filter() expects parameter 2 to be a valid callback, no array or string given in %s on line %d 108: NULL 109: -- Iteration 4 -- 110: Warning: array_filter() expects parameter 2 to be a valid callback, no array or string given in %s on line %d 111: NULL 112: -- Iteration 5 -- 113: Warning: array_filter() expects parameter 2 to be a valid callback, no array or string given in %s on line %d 114: NULL 115: -- Iteration 6 -- 116: Warning: array_filter() expects parameter 2 to be a valid callback, no array or string given in %s on line %d 117: NULL 118: -- Iteration 7 -- 119: Warning: array_filter() expects parameter 2 to be a valid callback, no array or string given in %s on line %d 120: NULL 121: -- Iteration 8 -- 122: Warning: array_filter() expects parameter 2 to be a valid callback, no array or string given in %s on line %d 123: NULL 124: -- Iteration 9 -- 125: Warning: array_filter() expects parameter 2 to be a valid callback, no array or string given in %s on line %d 126: NULL 127: -- Iteration 10 -- 128: Warning: array_filter() expects parameter 2 to be a valid callback, array must have exactly two members in %s on line %d 129: NULL 130: -- Iteration 11 -- 131: Warning: array_filter() expects parameter 2 to be a valid callback, array must have exactly two members in %s on line %d 132: NULL 133: -- Iteration 12 -- 134: Warning: array_filter() expects parameter 2 to be a valid callback, array must have exactly two members in %s on line %d 135: NULL 136: -- Iteration 13 -- 137: Warning: array_filter() expects parameter 2 to be a valid callback, first array member is not a valid class name or object in %s on line %d 138: NULL 139: -- Iteration 14 -- 140: Warning: array_filter() expects parameter 2 to be a valid callback, first array member is not a valid class name or object in %s on line %d 141: NULL 142: -- Iteration 15 -- 143: Warning: array_filter() expects parameter 2 to be a valid callback, no array or string given in %s on line %d 144: NULL 145: -- Iteration 16 -- 146: Warning: array_filter() expects parameter 2 to be a valid callback, no array or string given in %s on line %d 147: NULL 148: -- Iteration 17 -- 149: Warning: array_filter() expects parameter 2 to be a valid callback, no array or string given in %s on line %d 150: NULL 151: -- Iteration 18 -- 152: Warning: array_filter() expects parameter 2 to be a valid callback, no array or string given in %s on line %d 153: NULL 154: -- Iteration 19 -- 155: Warning: array_filter() expects parameter 2 to be a valid callback, no array or string given in %s on line %d 156: NULL 157: -- Iteration 20 -- 158: Warning: array_filter() expects parameter 2 to be a valid callback, no array or string given in %s on line %d 159: NULL 160: -- Iteration 21 -- 161: Warning: array_filter() expects parameter 2 to be a valid callback, function '' not found or invalid function name in %s on line %d 162: NULL 163: -- Iteration 22 -- 164: Warning: array_filter() expects parameter 2 to be a valid callback, function '' not found or invalid function name in %s on line %d 165: NULL 166: -- Iteration 23 -- 167: Warning: array_filter() expects parameter 2 to be a valid callback, function 'string' not found or invalid function name in %s on line %d 168: NULL 169: -- Iteration 24 -- 170: Warning: array_filter() expects parameter 2 to be a valid callback, function 'string' not found or invalid function name in %s on line %d 171: NULL 172: -- Iteration 25 -- 173: Warning: array_filter() expects parameter 2 to be a valid callback, no array or string given in %s on line %d 174: NULL 175: -- Iteration 26 -- 176: Warning: array_filter() expects parameter 2 to be a valid callback, no array or string given in %s on line %d 177: NULL 178: -- Iteration 27 -- 179: Warning: array_filter() expects parameter 2 to be a valid callback, no array or string given in %s on line %d 180: NULL 181: -- Iteration 28 -- 182: Warning: array_filter() expects parameter 2 to be a valid callback, no array or string given in %s on line %d 183: NULL 184: Done