3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = [ [ 'name' => 'Fred', 'age' => 20, 'test' => 'sa' ], [ 'name' => 'Alex', 'age' => 18, ], [ 'name' => 'Anna', 'age' => 24, ], [ 'name' => 'Tommy', 'age' => 22 ], [ 'name' => 'Amber', 'age' => 26 ] ]; $b = [ ['Fred'], ['Anna'], ['Alex'], ]; $lookup = array_column($a, null, 'name'); var_export( array_map( fn($name) => $lookup[$name[0]], $b ) );
Output for git.master, git.master_jit, rfc.property-hooks
array ( 0 => array ( 'name' => 'Fred', 'age' => 20, 'test' => 'sa', ), 1 => array ( 'name' => 'Anna', 'age' => 24, ), 2 => array ( 'name' => 'Alex', 'age' => 18, ), )

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:
133.34 ms | 406 KiB | 5 Q