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Annotation of embedaddon/php/ext/standard/tests/array/array_filter_variation6.phpt, revision 1.1.1.1

1.1       misho       1: --TEST--
                      2: Test array_filter() function : usage variations - 'input' array containing references 
                      3: --FILE--
                      4: <?php
                      5: /* Prototype  : array array_filter(array $input [, callback $callback])
                      6:  * Description: Filters elements from the array via the callback. 
                      7:  * Source code: ext/standard/array.c
                      8: */
                      9: 
                     10: /*
                     11: * Passing 'input' array which contains elements as reference to other data
                     12: */
                     13: 
                     14: echo "*** Testing array_filter() : usage variations - 'input' containing references ***\n";
                     15: 
                     16: // Callback function
                     17: /* Prototype : bool callback(array $input)
                     18:  * Parameter : $input - array of which each element need to be checked in function
                     19:  * Return Type : returns true or false
                     20:  * Description : This function checks each element of an input array if element > 5 then
                     21:  * returns true else returns false
                     22:  */
                     23: function callback($input)
                     24: {
                     25:   if($input > 5) {
                     26:     return true;
                     27:   }
                     28:   else {
                     29:     return false;
                     30:   }
                     31: }
                     32:   
                     33: // initializing variables
                     34: $value1 = array(1, 2, 8);
                     35: $value2 = array(5, 6, 4);
                     36: $input = array(&$value1, 10, &$value2, 'value');
                     37: 
                     38: // with 'callback' argument
                     39: var_dump( array_filter($input, 'callback') );
                     40: 
                     41: // with default 'callback' argument
                     42: var_dump( array_filter($input) ); 
                     43: 
                     44: echo "Done"
                     45: ?>
                     46: --EXPECTF--
                     47: *** Testing array_filter() : usage variations - 'input' containing references ***
                     48: array(3) {
                     49:   [0]=>
                     50:   &array(3) {
                     51:     [0]=>
                     52:     int(1)
                     53:     [1]=>
                     54:     int(2)
                     55:     [2]=>
                     56:     int(8)
                     57:   }
                     58:   [1]=>
                     59:   int(10)
                     60:   [2]=>
                     61:   &array(3) {
                     62:     [0]=>
                     63:     int(5)
                     64:     [1]=>
                     65:     int(6)
                     66:     [2]=>
                     67:     int(4)
                     68:   }
                     69: }
                     70: array(4) {
                     71:   [0]=>
                     72:   &array(3) {
                     73:     [0]=>
                     74:     int(1)
                     75:     [1]=>
                     76:     int(2)
                     77:     [2]=>
                     78:     int(8)
                     79:   }
                     80:   [1]=>
                     81:   int(10)
                     82:   [2]=>
                     83:   &array(3) {
                     84:     [0]=>
                     85:     int(5)
                     86:     [1]=>
                     87:     int(6)
                     88:     [2]=>
                     89:     int(4)
                     90:   }
                     91:   [3]=>
                     92:   string(5) "value"
                     93: }
                     94: Done