3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = [ 'Newcastle Upon Tyne, Tyne and Wear, England' => 18, 'Gateshead, Tyne and Wear, England' => 17, 'Sunderland, Tyne and Wear, England' => 3, ]; $result = []; /*foreach($data as $key=>$value){ $result[explode(',',$key)[0]] = $value; }*/ array_walk($data, function (&$value,$key) use (&$result) { $splitted = explode(",",$key); $result[ $splitted[0] ] = $value; }); print_r($result);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [Newcastle Upon Tyne] => 18 [Gateshead] => 17 [Sunderland] => 3 )

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:
32.39 ms | 401 KiB | 8 Q