3v4l.org

run code in 300+ PHP versions simultaneously
<?php preg_match_all( '/\[([\w]*?)\:([\w\W\s]*?)\]/' , '[email:optin|<u>Optin</u>]' , $matches); var_dump($matches[1][0]);
Output for git.master, git.master_jit, rfc.property-hooks
string(5) "email"

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:
45.35 ms | 401 KiB | 8 Q