3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "lgx sinx cosx textxtanxsinx"; $patternReplace = preg_replace("/(lg|sin|cos)+(x)/", "$1($2)", $string); print $patternReplace;
Output for git.master, git.master_jit, rfc.property-hooks
lg(x) sin(x) cos(x) textxtanxsin(x)

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:
36.85 ms | 401 KiB | 8 Q