3v4l.org

run code in 300+ PHP versions simultaneously
<?php $blah= array(array('a'=> array('name' => 'test'), 'b' => array('name' => 'test2', 'alias' => 'blah'))); $blank = array(); function _test(&$test, &$blank) { foreach ($test as $key => $value) { if (is_array($value) === false) continue; if (isset($value['alias']) === true) { $clonedArray = array(); $clonedArray = array_merge($clonedArray, $test); unset($clonedArray[$key]['alias']); $blank[$value['alias']] = $clonedArray; } if (isset($value['isalias']) === true) { $test[$key] = $blank[$value['name']]; } if (is_array($value) === true){ _test($test[$key], $blank); } } } _test($blah, $blank); var_dump($blah);
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
array(1) { [0]=> array(2) { ["a"]=> array(1) { ["name"]=> string(4) "test" } ["b"]=> array(2) { ["name"]=> string(5) "test2" ["alias"]=> string(4) "blah" } } }
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 array(1) { [0]=> array(2) { ["a"]=> array(1) { ["name"]=> string(4) "test" } ["b"]=> array(2) { ["name"]=> string(5) "test2" ["alias"]=> string(4) "blah" } } }
Output for 7.0.0 - 7.0.6
array(1) { [0]=> array(2) { ["a"]=> &array(1) { ["name"]=> string(4) "test" } ["b"]=> array(2) { ["name"]=> string(5) "test2" ["alias"]=> string(4) "blah" } } }

preferences:
158.65 ms | 401 KiB | 183 Q