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1.1 misho 1: --TEST-- 2: Test array_merge() function : usage variations - Pass different data types to $arr1 arg 3: --FILE-- 4: <?php 5: /* Prototype : array array_merge(array $arr1, array $arr2 [, array $...]) 6: * Description: Merges elements from passed arrays into one array 7: * Source code: ext/standard/array.c 8: */ 9: 10: /* 11: * Pass different data types as $arr1 argument to test behaviour 12: */ 13: 14: echo "*** Testing array_merge() : usage variations ***\n"; 15: 16: // Initialise function arguments not being substituted 17: $arr2 = array (1, 2); 18: 19: //get an unset variable 20: $unset_var = 10; 21: unset ($unset_var); 22: 23: // get a class 24: class classA 25: { 26: public function __toString() { 27: return "Class A object"; 28: } 29: } 30: 31: // heredoc string 32: $heredoc = <<<EOT 33: hello world 34: EOT; 35: 36: // get a resource variable 37: $fp = fopen(__FILE__, "r"); 38: 39: // unexpected values to be passed to $arr1 argument 40: $inputs = array( 41: 42: // int data 43: /*1*/ 0, 44: 1, 45: 12345, 46: -2345, 47: 48: // float data 49: /*5*/ 10.5, 50: -10.5, 51: 12.3456789000e10, 52: 12.3456789000E-10, 53: .5, 54: 55: // null data 56: /*10*/ NULL, 57: null, 58: 59: // boolean data 60: /*12*/ true, 61: false, 62: TRUE, 63: FALSE, 64: 65: // empty data 66: /*16*/ "", 67: '', 68: array(), 69: 70: // string data 71: /*19*/ "string", 72: 'string', 73: $heredoc, 74: 75: // object data 76: /*22*/ new classA(), 77: 78: // undefined data 79: /*23*/ @$undefined_var, 80: 81: // unset data 82: /*24*/ @$unset_var, 83: 84: // resource variable 85: /*25*/ $fp 86: ); 87: 88: // loop through each element of $inputs to check the behavior of array_merge() 89: $iterator = 1; 90: foreach($inputs as $input) { 91: echo "\n-- Iteration $iterator --\n"; 92: var_dump( array_merge($input, $arr2) ); 93: $iterator++; 94: }; 95: 96: fclose($fp); 97: 98: echo "Done"; 99: ?> 100: 101: --EXPECTF-- 102: *** Testing array_merge() : usage variations *** 103: 104: -- Iteration 1 -- 105: 106: Warning: array_merge(): Argument #1 is not an array in %s on line %d 107: NULL 108: 109: -- Iteration 2 -- 110: 111: Warning: array_merge(): Argument #1 is not an array in %s on line %d 112: NULL 113: 114: -- Iteration 3 -- 115: 116: Warning: array_merge(): Argument #1 is not an array in %s on line %d 117: NULL 118: 119: -- Iteration 4 -- 120: 121: Warning: array_merge(): Argument #1 is not an array in %s on line %d 122: NULL 123: 124: -- Iteration 5 -- 125: 126: Warning: array_merge(): Argument #1 is not an array in %s on line %d 127: NULL 128: 129: -- Iteration 6 -- 130: 131: Warning: array_merge(): Argument #1 is not an array in %s on line %d 132: NULL 133: 134: -- Iteration 7 -- 135: 136: Warning: array_merge(): Argument #1 is not an array in %s on line %d 137: NULL 138: 139: -- Iteration 8 -- 140: 141: Warning: array_merge(): Argument #1 is not an array in %s on line %d 142: NULL 143: 144: -- Iteration 9 -- 145: 146: Warning: array_merge(): Argument #1 is not an array in %s on line %d 147: NULL 148: 149: -- Iteration 10 -- 150: 151: Warning: array_merge(): Argument #1 is not an array in %s on line %d 152: NULL 153: 154: -- Iteration 11 -- 155: 156: Warning: array_merge(): Argument #1 is not an array in %s on line %d 157: NULL 158: 159: -- Iteration 12 -- 160: 161: Warning: array_merge(): Argument #1 is not an array in %s on line %d 162: NULL 163: 164: -- Iteration 13 -- 165: 166: Warning: array_merge(): Argument #1 is not an array in %s on line %d 167: NULL 168: 169: -- Iteration 14 -- 170: 171: Warning: array_merge(): Argument #1 is not an array in %s on line %d 172: NULL 173: 174: -- Iteration 15 -- 175: 176: Warning: array_merge(): Argument #1 is not an array in %s on line %d 177: NULL 178: 179: -- Iteration 16 -- 180: 181: Warning: array_merge(): Argument #1 is not an array in %s on line %d 182: NULL 183: 184: -- Iteration 17 -- 185: 186: Warning: array_merge(): Argument #1 is not an array in %s on line %d 187: NULL 188: 189: -- Iteration 18 -- 190: array(2) { 191: [0]=> 192: int(1) 193: [1]=> 194: int(2) 195: } 196: 197: -- Iteration 19 -- 198: 199: Warning: array_merge(): Argument #1 is not an array in %s on line %d 200: NULL 201: 202: -- Iteration 20 -- 203: 204: Warning: array_merge(): Argument #1 is not an array in %s on line %d 205: NULL 206: 207: -- Iteration 21 -- 208: 209: Warning: array_merge(): Argument #1 is not an array in %s on line %d 210: NULL 211: 212: -- Iteration 22 -- 213: 214: Warning: array_merge(): Argument #1 is not an array in %s on line %d 215: NULL 216: 217: -- Iteration 23 -- 218: 219: Warning: array_merge(): Argument #1 is not an array in %s on line %d 220: NULL 221: 222: -- Iteration 24 -- 223: 224: Warning: array_merge(): Argument #1 is not an array in %s on line %d 225: NULL 226: 227: -- Iteration 25 -- 228: 229: Warning: array_merge(): Argument #1 is not an array in %s on line %d 230: NULL 231: Done