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- --TEST--
- Test array_map() function : usage variations - array having subarrays
- --FILE--
- <?php
- /* Prototype : array array_map ( callback $callback , array $arr1 [, array $... ] )
- * Description: Applies the callback to the elements of the given arrays
- * Source code: ext/standard/array.c
- */
- /*
- * Test array_map() by passing array having different subarrays
- */
- echo "*** Testing array_map() : array having subarrays ***\n";
- function callback($a)
- {
- return $a;
- }
- // different subarrays
- $arr1 = array(
- array(),
- array(1, 2),
- array('a', 'b'),
- array(1, 2, 'a', 'b'),
- array(1 => 'a', 'b' => 2)
- );
- var_dump( array_map('callback', $arr1));
- echo "Done";
- ?>
- --EXPECTF--
- *** Testing array_map() : array having subarrays ***
- array(5) {
- [0]=>
- array(0) {
- }
- [1]=>
- array(2) {
- [0]=>
- int(1)
- [1]=>
- int(2)
- }
- [2]=>
- array(2) {
- [0]=>
- string(1) "a"
- [1]=>
- string(1) "b"
- }
- [3]=>
- array(4) {
- [0]=>
- int(1)
- [1]=>
- int(2)
- [2]=>
- string(1) "a"
- [3]=>
- string(1) "b"
- }
- [4]=>
- array(2) {
- [1]=>
- string(1) "a"
- ["b"]=>
- int(2)
- }
- }
- Done
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