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1.1 misho 1: --TEST-- 2: Test array_chunk() function : usage variations - different 'size' values 3: --FILE-- 4: <?php 5: /* Prototype : array array_chunk(array $array, int $size [, bool $preserve_keys]) 6: * Description: Split array into chunks 7: * : Chunks an array into size large chunks 8: * Source code: ext/standard/array.c 9: */ 10: 11: /* 12: * Testing array_chunk() function with following conditions 13: * 1. -ve size value 14: * 2. size value is more than the no. of elements in the input array 15: * 3. size value is zero 16: * 4. Decimal size value 17: */ 18: 19: echo "*** Testing array_chunk() : usage variations ***\n"; 20: 21: // input array 22: $input_array = array(1, 2, 3); 23: 24: // different magnitude's 25: $sizes = array(-1, count($input_array) + 1, 0, 1.5); 26: 27: // loop through the array for size argument 28: foreach ($sizes as $size){ 29: echo "\n-- Testing array_chunk() when size = $size --\n"; 30: var_dump( array_chunk($input_array, $size) ); 31: var_dump( array_chunk($input_array, $size, true) ); 32: var_dump( array_chunk($input_array, $size, false) ); 33: } 34: echo "Done"; 35: ?> 36: --EXPECTF-- 37: *** Testing array_chunk() : usage variations *** 38: 39: -- Testing array_chunk() when size = -1 -- 40: 41: Warning: array_chunk(): Size parameter expected to be greater than 0 in %s on line %d 42: NULL 43: 44: Warning: array_chunk(): Size parameter expected to be greater than 0 in %s on line %d 45: NULL 46: 47: Warning: array_chunk(): Size parameter expected to be greater than 0 in %s on line %d 48: NULL 49: 50: -- Testing array_chunk() when size = 4 -- 51: array(1) { 52: [0]=> 53: array(3) { 54: [0]=> 55: int(1) 56: [1]=> 57: int(2) 58: [2]=> 59: int(3) 60: } 61: } 62: array(1) { 63: [0]=> 64: array(3) { 65: [0]=> 66: int(1) 67: [1]=> 68: int(2) 69: [2]=> 70: int(3) 71: } 72: } 73: array(1) { 74: [0]=> 75: array(3) { 76: [0]=> 77: int(1) 78: [1]=> 79: int(2) 80: [2]=> 81: int(3) 82: } 83: } 84: 85: -- Testing array_chunk() when size = 0 -- 86: 87: Warning: array_chunk(): Size parameter expected to be greater than 0 in %s on line %d 88: NULL 89: 90: Warning: array_chunk(): Size parameter expected to be greater than 0 in %s on line %d 91: NULL 92: 93: Warning: array_chunk(): Size parameter expected to be greater than 0 in %s on line %d 94: NULL 95: 96: -- Testing array_chunk() when size = 1.5 -- 97: array(3) { 98: [0]=> 99: array(1) { 100: [0]=> 101: int(1) 102: } 103: [1]=> 104: array(1) { 105: [0]=> 106: int(2) 107: } 108: [2]=> 109: array(1) { 110: [0]=> 111: int(3) 112: } 113: } 114: array(3) { 115: [0]=> 116: array(1) { 117: [0]=> 118: int(1) 119: } 120: [1]=> 121: array(1) { 122: [1]=> 123: int(2) 124: } 125: [2]=> 126: array(1) { 127: [2]=> 128: int(3) 129: } 130: } 131: array(3) { 132: [0]=> 133: array(1) { 134: [0]=> 135: int(1) 136: } 137: [1]=> 138: array(1) { 139: [0]=> 140: int(2) 141: } 142: [2]=> 143: array(1) { 144: [0]=> 145: int(3) 146: } 147: } 148: Done