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1.1 misho 1: --TEST-- 2: Test join() function : usage variations - different values for 'pieces' argument 3: --FILE-- 4: <?php 5: /* Prototype : string join( string $glue, array $pieces ) 6: * Description: Join array elements with a string 7: * Source code: ext/standard/string.c 8: * Alias of function: implode() 9: */ 10: 11: /* 12: * test join() by giving different pieces values 13: */ 14: 15: echo "*** Testing join() : usage variations ***\n"; 16: 17: $pieces_arrays = array ( 18: array(1, 2), // array with default keys and numrice values 19: array(1.1, 2.2), // array with default keys & float values 20: array( array(2), array(1)), // sub arrays 21: array(false,true), // array with default keys and boolean values 22: array(), // empty array 23: array(NULL), // array with NULL 24: array("a","aaaa","b","bbbb","c","ccccc"), 25: 26: // associative arrays 27: array(1 => "one", 2 => "two", 3 => "three"), // explicit numeric keys, string values 28: array("one" => 1, "two" => 2, "three" => 3 ), // string keys & numeric values 29: array( 1 => 10, 2 => 20, 4 => 40, 3 => 30), // explicit numeric keys and numeric values 30: array( "one" => "ten", "two" => "twenty", "three" => "thirty"), // string key/value 31: array("one" => 1, 2 => "two", 4 => "four"), //mixed 32: 33: // associative array, containing null/empty/boolean values as key/value 34: array(NULL => "NULL", null => "null", "NULL" => NULL, "null" => null), 35: array(true => "true", false => "false", "false" => false, "true" => true), 36: array("" => "emptyd", '' => 'emptys', "emptyd" => "", 'emptys' => ''), 37: array(1 => '', 2 => "", 3 => NULL, 4 => null, 5 => false, 6 => true), 38: array('' => 1, "" => 2, NULL => 3, null => 4, false => 5, true => 6), 39: 40: // array with repetative keys 41: array("One" => 1, "two" => 2, "One" => 10, "two" => 20, "three" => 3) 42: ); 43: 44: // a multichar glue value 45: $glue = "], ["; 46: 47: // loop through each $pieces_arrays element and call join() 48: $iteration = 1; 49: for($index = 0; $index < count($pieces_arrays); $index ++) { 50: echo "-- Iteration $iteration --\n"; 51: var_dump( join($glue, $pieces_arrays[$index]) ); 52: $iteration ++; 53: } 54: 55: echo "Done\n"; 56: ?> 57: --EXPECTF-- 58: *** Testing join() : usage variations *** 59: -- Iteration 1 -- 60: string(6) "1], [2" 61: -- Iteration 2 -- 62: string(10) "1.1], [2.2" 63: -- Iteration 3 -- 64: 65: Notice: Array to string conversion in %s on line %d 66: 67: Notice: Array to string conversion in %s on line %d 68: string(14) "Array], [Array" 69: -- Iteration 4 -- 70: string(5) "], [1" 71: -- Iteration 5 -- 72: string(0) "" 73: -- Iteration 6 -- 74: string(0) "" 75: -- Iteration 7 -- 76: string(36) "a], [aaaa], [b], [bbbb], [c], [ccccc" 77: -- Iteration 8 -- 78: string(19) "one], [two], [three" 79: -- Iteration 9 -- 80: string(11) "1], [2], [3" 81: -- Iteration 10 -- 82: string(20) "10], [20], [40], [30" 83: -- Iteration 11 -- 84: string(23) "ten], [twenty], [thirty" 85: -- Iteration 12 -- 86: string(16) "1], [two], [four" 87: -- Iteration 13 -- 88: string(12) "null], [], [" 89: -- Iteration 14 -- 90: string(22) "true], [false], [], [1" 91: -- Iteration 15 -- 92: string(14) "emptys], [], [" 93: -- Iteration 16 -- 94: string(21) "], [], [], [], [], [1" 95: -- Iteration 17 -- 96: string(11) "4], [5], [6" 97: -- Iteration 18 -- 98: string(13) "10], [20], [3" 99: Done