3v4l.org

run code in 300+ PHP versions simultaneously
<?php $meta = [ 'stationFrom' => 'Antwerpen', 'stationTo' => 'London', 'places' => [1, 3, 4], ]; $formattedMeta = [ 'stationFrom' => 'Antwerpen', 'stationTo' => 'London', 'places' => function() { return implode(',', $meta); } ]; echo json_encode($formattedMeta);
Output for git.master, git.master_jit, rfc.property-hooks
{"stationFrom":"Antwerpen","stationTo":"London","places":{}}

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:
41.14 ms | 401 KiB | 8 Q