3v4l.org

run code in 300+ PHP versions simultaneously
<?php $re = '/{Delta=\[([^][,]*),\h*([^][]*)][^{}]*}/'; $str = '{Delta=[r3, r4], X=alarmOff, Y=heatOn}'; $result = preg_replace($re, '$1$2', $str); echo $result;
Output for git.master, git.master_jit, rfc.property-hooks
r3r4

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:
113.4 ms | 405 KiB | 5 Q