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1.1 misho 1: --TEST-- 2: Test str_split() function : usage variations - different integer values for 'split_length' argument 3: --SKIPIF-- 4: <?php 5: if (PHP_INT_SIZE != 4) die("skip this test is for 32bit platform only"); 6: ?> 7: --FILE-- 8: <?php 9: /* Prototype : array str_split(string $str [, int $split_length]) 10: * Description: Convert a string to an array. If split_length is 11: specified, break the string down into chunks each 12: split_length characters long. 13: * Source code: ext/standard/string.c 14: * Alias to functions: none 15: */ 16: 17: /* 18: * passing different integer values for 'split_length' argument to str_split() 19: */ 20: 21: echo "*** Testing str_split() : different intger values for 'split_length' ***\n"; 22: //Initialise variables 23: $str = 'This is a string with 123 & escape char \t'; 24: 25: //different values for 'split_length' 26: $values = array ( 27: 0, 28: 1, 29: -123, //negative integer 30: 0234, //octal number 31: 0x1A, //hexadecimal number 32: 2147483647, //max positive integer number 33: 2147483648, //max positive integer+1 34: -2147483648, //min negative integer 35: ); 36: 37: //loop through each element of $values for 'split_length' 38: for($count = 0; $count < count($values); $count++) { 39: echo "-- Iteration ".($count + 1)." --\n"; 40: var_dump( str_split($str, $values[$count]) ); 41: } 42: echo "Done" 43: ?> 44: --EXPECTF-- 45: *** Testing str_split() : different intger values for 'split_length' *** 46: -- Iteration 1 -- 47: 48: Warning: str_split(): The length of each segment must be greater than zero in %s on line %d 49: bool(false) 50: -- Iteration 2 -- 51: array(42) { 52: [0]=> 53: string(1) "T" 54: [1]=> 55: string(1) "h" 56: [2]=> 57: string(1) "i" 58: [3]=> 59: string(1) "s" 60: [4]=> 61: string(1) " " 62: [5]=> 63: string(1) "i" 64: [6]=> 65: string(1) "s" 66: [7]=> 67: string(1) " " 68: [8]=> 69: string(1) "a" 70: [9]=> 71: string(1) " " 72: [10]=> 73: string(1) "s" 74: [11]=> 75: string(1) "t" 76: [12]=> 77: string(1) "r" 78: [13]=> 79: string(1) "i" 80: [14]=> 81: string(1) "n" 82: [15]=> 83: string(1) "g" 84: [16]=> 85: string(1) " " 86: [17]=> 87: string(1) "w" 88: [18]=> 89: string(1) "i" 90: [19]=> 91: string(1) "t" 92: [20]=> 93: string(1) "h" 94: [21]=> 95: string(1) " " 96: [22]=> 97: string(1) "1" 98: [23]=> 99: string(1) "2" 100: [24]=> 101: string(1) "3" 102: [25]=> 103: string(1) " " 104: [26]=> 105: string(1) "&" 106: [27]=> 107: string(1) " " 108: [28]=> 109: string(1) "e" 110: [29]=> 111: string(1) "s" 112: [30]=> 113: string(1) "c" 114: [31]=> 115: string(1) "a" 116: [32]=> 117: string(1) "p" 118: [33]=> 119: string(1) "e" 120: [34]=> 121: string(1) " " 122: [35]=> 123: string(1) "c" 124: [36]=> 125: string(1) "h" 126: [37]=> 127: string(1) "a" 128: [38]=> 129: string(1) "r" 130: [39]=> 131: string(1) " " 132: [40]=> 133: string(1) "\" 134: [41]=> 135: string(1) "t" 136: } 137: -- Iteration 3 -- 138: 139: Warning: str_split(): The length of each segment must be greater than zero in %s on line %d 140: bool(false) 141: -- Iteration 4 -- 142: array(1) { 143: [0]=> 144: string(42) "This is a string with 123 & escape char \t" 145: } 146: -- Iteration 5 -- 147: array(2) { 148: [0]=> 149: string(26) "This is a string with 123 " 150: [1]=> 151: string(16) "& escape char \t" 152: } 153: -- Iteration 6 -- 154: array(1) { 155: [0]=> 156: string(42) "This is a string with 123 & escape char \t" 157: } 158: -- Iteration 7 -- 159: 160: Warning: str_split(): The length of each segment must be greater than zero in %s on line %d 161: bool(false) 162: -- Iteration 8 -- 163: 164: Warning: str_split(): The length of each segment must be greater than zero in %s on line %d 165: bool(false) 166: Done