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1.1 misho 1: --TEST-- 2: Test array_combine() function : usage variations - associative array with different keys(Bug#43424) 3: --FILE-- 4: <?php 5: /* Prototype : array array_combine(array $keys, array $values) 6: * Description: Creates an array by using the elements of the first parameter as keys 7: * and the elements of the second as the corresponding values 8: * Source code: ext/standard/array.c 9: */ 10: 11: /* 12: * Testing the functionality of array_combine() by passing different 13: * associative arrays having different possible keys to $keys argument and 14: * associative arrays having different possible keys to $values argument. 15: */ 16: 17: echo "*** Testing array_combine() : assoc array with diff keys to both \$keys and \$values argument ***\n"; 18: // get an unset variable 19: $unset_var = 10; 20: unset ($unset_var); 21: 22: // get a resource variable 23: $fp = fopen(__FILE__, "r"); 24: 25: // get a class 26: class classA 27: { 28: public function __toString(){ 29: return "Class A object"; 30: } 31: } 32: 33: // get a heredoc string 34: $heredoc = <<<EOT 35: Hello world 36: EOT; 37: 38: // different variations of associative arrays to be passed to $arr1 argument 39: $arrays = array ( 40: 41: // empty array 42: /*1*/ array(), 43: 44: // arrays with integer keys 45: array(0 => "0"), 46: array(1 => "1"), 47: array(1 => "1", 2 => "2", 3 => "3", 4 => "4"), 48: 49: // arrays with float keys 50: /*5*/ array(2.3333 => "float"), 51: array(1.2 => "f1", 3.33 => "f2", 52: 4.89999922839999 => "f3", 53: 33333333.333333 => "f4"), 54: 55: // arrays with string keys 56: /*7*/ array('\tHello' => 111, 're\td' => "color", 57: '\v\fworld' => 2.2, 'pen\n' => 33), 58: array("\tHello" => 111, "re\td" => "color", 59: "\v\fworld" => 2.2, "pen\n" => 33), 60: array("hello", $heredoc => "string"), // heredoc 61: 62: // array with object, unset variable and resource variable 63: /*10*/ array(new classA() => 11, @$unset_var => "hello", $fp => 'resource'), 64: 65: // array with mixed keys 66: /*11*/ array('hello' => 1, new classA() => 2, "fruit" => 2.2, 67: $fp => 'resource', 133 => "int", 444.432 => "float", 68: @$unset_var => "unset", $heredoc => "heredoc") 69: ); 70: 71: // array to be passsed to $arr2 argument 72: $arr2 = array(0 => 0, 2 => "float", 4 => "f3", 33333333 => "f4", 73: "\tHello" => 111, 2.2, 'color', "Hello world" => "string", 74: "pen\n" => 33, new classA() => 11, 133 => "int"); 75: 76: // loop through each sub-array within $arrays to check the behavior of array_combine() 77: // same arrays are passed to both $keys and $values 78: $iterator = 1; 79: foreach($arrays as $array) { 80: echo "-- Iteration $iterator --\n"; 81: var_dump( array_combine($array, $array) ); 82: $iterator++; 83: } 84: 85: // close the file resource used 86: fclose($fp); 87: 88: echo "Done"; 89: ?> 90: --EXPECTF-- 91: *** Testing array_combine() : assoc array with diff keys to both $keys and $values argument *** 92: 93: Warning: Illegal offset type in %s on line %d 94: 95: Warning: Illegal offset type in %s on line %d 96: 97: Warning: Illegal offset type in %s on line %d 98: 99: Warning: Illegal offset type in %s on line %d 100: 101: Warning: Illegal offset type in %s on line %d 102: -- Iteration 1 -- 1.1.1.2 ! misho 103: array(0) { ! 104: } 1.1 misho 105: -- Iteration 2 -- 106: array(1) { 107: [0]=> 108: string(1) "0" 109: } 110: -- Iteration 3 -- 111: array(1) { 112: [1]=> 113: string(1) "1" 114: } 115: -- Iteration 4 -- 116: array(4) { 117: [1]=> 118: string(1) "1" 119: [2]=> 120: string(1) "2" 121: [3]=> 122: string(1) "3" 123: [4]=> 124: string(1) "4" 125: } 126: -- Iteration 5 -- 127: array(1) { 128: ["float"]=> 129: string(5) "float" 130: } 131: -- Iteration 6 -- 132: array(4) { 133: ["f1"]=> 134: string(2) "f1" 135: ["f2"]=> 136: string(2) "f2" 137: ["f3"]=> 138: string(2) "f3" 139: ["f4"]=> 140: string(2) "f4" 141: } 142: -- Iteration 7 -- 143: array(4) { 144: [111]=> 145: int(111) 146: ["color"]=> 147: string(5) "color" 148: ["2.2"]=> 149: float(2.2) 150: [33]=> 151: int(33) 152: } 153: -- Iteration 8 -- 154: array(4) { 155: [111]=> 156: int(111) 157: ["color"]=> 158: string(5) "color" 159: ["2.2"]=> 160: float(2.2) 161: [33]=> 162: int(33) 163: } 164: -- Iteration 9 -- 165: array(2) { 166: ["hello"]=> 167: string(5) "hello" 168: ["string"]=> 169: string(6) "string" 170: } 171: -- Iteration 10 -- 172: array(1) { 173: ["hello"]=> 174: string(5) "hello" 175: } 176: -- Iteration 11 -- 177: array(6) { 178: [1]=> 179: int(1) 180: ["2.2"]=> 181: float(2.2) 182: ["int"]=> 183: string(3) "int" 184: ["float"]=> 185: string(5) "float" 186: ["unset"]=> 187: string(5) "unset" 188: ["heredoc"]=> 189: string(7) "heredoc" 190: } 191: Done