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Annotation of embedaddon/php/ext/standard/tests/array/array_walk_basic2.phpt, revision 1.1.1.2

1.1       misho       1: --TEST--
                      2: Test array_walk() function : basic functionality - associative array
                      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: echo "*** Testing array_walk() : basic functionality ***\n";
                     11: 
                     12: // associative array
                     13: $fruits = array("d" => "lemon", "a" => "orange", "b" => "banana", "c" => "apple");
                     14: 
                     15: // User defined callback functions
                     16: /*  Prototype : test_alter(mixed $item, mixed $key, string $prefix)
                     17:  *  Parameters : item - value in key/value pair 
                     18:  *               key - key in key/value pair
                     19:  *               prefix - string to be added 
                     20:  *  Description : alters the array values by appending prefix string
                     21:  */ 
                     22: function test_alter(&$item, $key, $prefix)
                     23: {
                     24:   // dump the arguments to check that they are passed
                     25:   // with proper type
                     26:   var_dump($item); // value
                     27:   var_dump($key);  // key
1.1.1.2 ! misho      28:   var_dump($prefix); // additional argument passed to callback function
1.1       misho      29:   echo "\n"; // new line to separate the output between each element
                     30: }
                     31: 
                     32: /*  Prototype : test_print(mixed $item, mixed $key)
                     33:  *  Parameters : item - value in key/value pair 
                     34:  *               key - key in key/value pair
                     35:  *  Description : prints the array values with keys
                     36:  */
                     37: function test_print($item, $key)
                     38: {
                     39:   // dump the arguments to check that they are passed
                     40:   // with proper type
                     41:   var_dump($item); // value
                     42:   var_dump($key);  // key
                     43:   echo "\n"; // new line to separate the output between each element
                     44: }
                     45: 
                     46: echo "-- Using array_walk with default parameters to show array contents --\n";
                     47: var_dump(array_walk($fruits, 'test_print'));
                     48: 
                     49: echo "-- Using array_walk with one optional parameter to modify contents --\n";
                     50: var_dump (array_walk($fruits, 'test_alter', 'fruit'));
                     51: 
                     52: echo "-- Using array_walk with default parameters to show modified array contents --\n";
                     53: var_dump (array_walk($fruits, 'test_print'));
                     54: 
                     55: echo "Done";
                     56: ?>
                     57: --EXPECT--
                     58: *** Testing array_walk() : basic functionality ***
                     59: -- Using array_walk with default parameters to show array contents --
                     60: string(5) "lemon"
                     61: string(1) "d"
                     62: 
                     63: string(6) "orange"
                     64: string(1) "a"
                     65: 
                     66: string(6) "banana"
                     67: string(1) "b"
                     68: 
                     69: string(5) "apple"
                     70: string(1) "c"
                     71: 
                     72: bool(true)
                     73: -- Using array_walk with one optional parameter to modify contents --
                     74: string(5) "lemon"
                     75: string(1) "d"
                     76: string(5) "fruit"
                     77: 
                     78: string(6) "orange"
                     79: string(1) "a"
                     80: string(5) "fruit"
                     81: 
                     82: string(6) "banana"
                     83: string(1) "b"
                     84: string(5) "fruit"
                     85: 
                     86: string(5) "apple"
                     87: string(1) "c"
                     88: string(5) "fruit"
                     89: 
                     90: bool(true)
                     91: -- Using array_walk with default parameters to show modified array contents --
                     92: string(5) "lemon"
                     93: string(1) "d"
                     94: 
                     95: string(6) "orange"
                     96: string(1) "a"
                     97: 
                     98: string(6) "banana"
                     99: string(1) "b"
                    100: 
                    101: string(5) "apple"
                    102: string(1) "c"
                    103: 
                    104: bool(true)
                    105: Done