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Annotation of embedaddon/php/ext/standard/tests/array/array_map_variation19.phpt, revision 1.1.1.2

1.1       misho       1: --TEST--
                      2: Test array_map() function : usage variations - callback pass semantics
                      3: --FILE--
                      4: <?php
                      5: /* Prototype  : array array_map  ( callback $callback  , array $arr1  [, array $...  ] )
                      6:  * Description: Applies the callback to the elements of the given arrays
                      7:  * Source code: ext/standard/array.c
                      8:  */
                      9: 
                     10: /*
                     11:  * Test array_map() with a pass-by-value callback forced to behave as a pass-by-reference function.
                     12:  */
                     13: 
                     14: $arr1 = array('original.0', 'original.1');
                     15: $arr2 = array('original.0', 'original.1');
                     16: 
                     17: function callback($a) {
                     18:    $a = "changed";
                     19: }
                     20: 
                     21: array_map('callback', $arr1);
                     22: var_dump($arr1);
                     23: 
                     24: $ref  =& $arr2[0];
                     25: array_map("callback", $arr2);
                     26: var_dump($arr2);
                     27: ?>
                     28: --EXPECTF--
                     29: array(2) {
                     30:   [0]=>
                     31:   string(10) "original.0"
                     32:   [1]=>
                     33:   string(10) "original.1"
                     34: }
                     35: array(2) {
                     36:   [0]=>
1.1.1.2 ! misho      37:   &string(10) "original.0"
1.1       misho      38:   [1]=>
                     39:   string(10) "original.1"
                     40: }