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1.1 misho 1: --TEST-- 2: Test current() function : usage variations - Pass different data types as $array_arg arg 3: --FILE-- 4: <?php 5: /* Prototype : mixed current(array $array_arg) 6: * Description: Return the element currently pointed to by the internal array pointer 7: * Source code: ext/standard/array.c 8: * Alias to functions: pos 9: */ 10: 11: /* 12: * Pass different data types as $array_arg argument to current() to test behaviour 13: */ 14: 15: echo "*** Testing current() : usage variations ***\n"; 16: 17: //get an unset variable 18: $unset_var = 10; 19: unset ($unset_var); 20: 21: // get a class 22: class classA 23: { 24: var $var1; 25: public function __toString() { 26: return "Class A object"; 27: } 28: } 29: 30: // heredoc string 31: $heredoc = <<<EOT 32: hello world 33: EOT; 34: 35: // get a resource variable 36: $fp = fopen(__FILE__, "r"); 37: 38: // unexpected values to be passed to $array_arg argument 39: $inputs = array( 40: 41: // int data 42: /*1*/ 0, 43: 1, 44: 12345, 45: -2345, 46: 47: // float data 48: /*5*/ 10.5, 49: -10.5, 50: 12.3456789000e10, 51: 12.3456789000E-10, 52: .5, 53: 54: // null data 55: /*10*/ NULL, 56: null, 57: 58: // boolean data 59: /*12*/ true, 60: false, 61: TRUE, 62: FALSE, 63: 64: // empty data 65: /*16*/ "", 66: '', 67: 68: // string data 69: /*18*/ "string", 70: 'string', 71: $heredoc, 72: 73: // object data 74: /*21*/ new classA(), 75: 76: // undefined data 77: /*22*/ @$undefined_var, 78: 79: // unset data 80: /*23*/ @$unset_var, 81: 82: // resource variable 83: /*24*/ $fp 84: ); 85: 86: // loop through each element of $inputs to check the behavior of current() 87: $iterator = 1; 88: foreach($inputs as $input) { 89: echo "\n-- Iteration $iterator --\n"; 90: var_dump( current($input) ); 91: $iterator++; 92: }; 93: 94: fclose($fp); 95: ?> 96: ===DONE=== 97: --EXPECTF-- 98: *** Testing current() : usage variations *** 99: 100: -- Iteration 1 -- 101: 102: Warning: current() expects parameter 1 to be array, integer given in %s on line %d 103: NULL 104: 105: -- Iteration 2 -- 106: 107: Warning: current() expects parameter 1 to be array, integer given in %s on line %d 108: NULL 109: 110: -- Iteration 3 -- 111: 112: Warning: current() expects parameter 1 to be array, integer given in %s on line %d 113: NULL 114: 115: -- Iteration 4 -- 116: 117: Warning: current() expects parameter 1 to be array, integer given in %s on line %d 118: NULL 119: 120: -- Iteration 5 -- 121: 122: Warning: current() expects parameter 1 to be array, double given in %s on line %d 123: NULL 124: 125: -- Iteration 6 -- 126: 127: Warning: current() expects parameter 1 to be array, double given in %s on line %d 128: NULL 129: 130: -- Iteration 7 -- 131: 132: Warning: current() expects parameter 1 to be array, double given in %s on line %d 133: NULL 134: 135: -- Iteration 8 -- 136: 137: Warning: current() expects parameter 1 to be array, double given in %s on line %d 138: NULL 139: 140: -- Iteration 9 -- 141: 142: Warning: current() expects parameter 1 to be array, double given in %s on line %d 143: NULL 144: 145: -- Iteration 10 -- 146: 147: Warning: current() expects parameter 1 to be array, null given in %s on line %d 148: NULL 149: 150: -- Iteration 11 -- 151: 152: Warning: current() expects parameter 1 to be array, null given in %s on line %d 153: NULL 154: 155: -- Iteration 12 -- 156: 157: Warning: current() expects parameter 1 to be array, boolean given in %s on line %d 158: NULL 159: 160: -- Iteration 13 -- 161: 162: Warning: current() expects parameter 1 to be array, boolean given in %s on line %d 163: NULL 164: 165: -- Iteration 14 -- 166: 167: Warning: current() expects parameter 1 to be array, boolean given in %s on line %d 168: NULL 169: 170: -- Iteration 15 -- 171: 172: Warning: current() expects parameter 1 to be array, boolean given in %s on line %d 173: NULL 174: 175: -- Iteration 16 -- 176: 177: Warning: current() expects parameter 1 to be array, string given in %s on line %d 178: NULL 179: 180: -- Iteration 17 -- 181: 182: Warning: current() expects parameter 1 to be array, string given in %s on line %d 183: NULL 184: 185: -- Iteration 18 -- 186: 187: Warning: current() expects parameter 1 to be array, string given in %s on line %d 188: NULL 189: 190: -- Iteration 19 -- 191: 192: Warning: current() expects parameter 1 to be array, string given in %s on line %d 193: NULL 194: 195: -- Iteration 20 -- 196: 197: Warning: current() expects parameter 1 to be array, string given in %s on line %d 198: NULL 199: 200: -- Iteration 21 -- 201: NULL 202: 203: -- Iteration 22 -- 204: 205: Warning: current() expects parameter 1 to be array, null given in %s on line %d 206: NULL 207: 208: -- Iteration 23 -- 209: 210: Warning: current() expects parameter 1 to be array, null given in %s on line %d 211: NULL 212: 213: -- Iteration 24 -- 214: 215: Warning: current() expects parameter 1 to be array, resource given in %s on line %d 216: NULL 217: ===DONE===