3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = array( 'abc' => 123, 'def' => 456, 'test' => array( 123 => 'hip', 'hop' => array( 'tip' => 'top', 'top' => null ) ) ); foreach ($test as $old => $arr) { if (is_array($arr)) { unset($test[$old]); foreach ($arr as $new => $v) { $test[$old.$new] = $v; } } } var_dump($test);
Output for git.master, git.master_jit, rfc.property-hooks
array(4) { ["abc"]=> int(123) ["def"]=> int(456) ["test123"]=> string(3) "hip" ["testhop"]=> array(2) { ["tip"]=> string(3) "top" ["top"]=> NULL } }

This tab shows result from various feature-branches currently under review by the php developers. Contact me to have additional branches featured.

Active branches

Archived branches

Once feature-branches are merged or declined, they are no longer available. Their functionality (when merged) can be viewed from the main output page

preferences:
44.22 ms | 401 KiB | 8 Q