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Annotation of embedaddon/php/ext/standard/tests/array/array_walk_variation4.phpt, revision 1.1.1.1

1.1       misho       1: --TEST--
                      2: Test array_walk() function : usage variations - 'input' array with subarray
                      3: --FILE--
                      4: <?php
                      5: /* Prototype  : bool array_walk(array $input, string $funcname [, mixed $userdata])
                      6:  * Description: Apply a user function to every member of an array 
                      7:  * Source code: ext/standard/array.c
                      8: */
                      9: 
                     10: /*
                     11:  * Testing array_walk() with an array having subarrays as elements 
                     12: */
                     13: 
                     14: echo "*** Testing array_walk() : array with subarray ***\n";
                     15: 
                     16: // callback function
                     17: /* Prototype : callback(mixed $value, mixed $key)
                     18:  * Parameters : $value - values in given 'input' array
                     19:  *              $key - keys in given 'input' array
                     20:  * Description : It prints the count of an array elements, passed as argument
                     21:  */
                     22: function callback($value, $key)
                     23: {
                     24:    // dump the arguments to check that they are passed
                     25:    // with proper type
                     26:    var_dump($key);  // key
                     27:    var_dump($value); // value
                     28:    echo "\n"; // new line to separate the output between each element
                     29: }
                     30: 
                     31: $input = array(
                     32:   array(),
                     33:   array(1),
                     34:   array(1,2,3),
                     35:   array("Mango", "Orange"),
                     36:   array(array(1, 2, 3))
                     37: );
                     38: 
                     39: var_dump( array_walk( $input, "callback"));
                     40: 
                     41: echo "Done"
                     42: ?>
                     43: --EXPECTF--
                     44: *** Testing array_walk() : array with subarray ***
                     45: int(0)
                     46: array(0) {
                     47: }
                     48: 
                     49: int(1)
                     50: array(1) {
                     51:   [0]=>
                     52:   int(1)
                     53: }
                     54: 
                     55: int(2)
                     56: array(3) {
                     57:   [0]=>
                     58:   int(1)
                     59:   [1]=>
                     60:   int(2)
                     61:   [2]=>
                     62:   int(3)
                     63: }
                     64: 
                     65: int(3)
                     66: array(2) {
                     67:   [0]=>
                     68:   string(5) "Mango"
                     69:   [1]=>
                     70:   string(6) "Orange"
                     71: }
                     72: 
                     73: int(4)
                     74: array(1) {
                     75:   [0]=>
                     76:   array(3) {
                     77:     [0]=>
                     78:     int(1)
                     79:     [1]=>
                     80:     int(2)
                     81:     [2]=>
                     82:     int(3)
                     83:   }
                     84: }
                     85: 
                     86: bool(true)
                     87: Done