3v4l.org

run code in 300+ PHP versions simultaneously
<?php $pattern1 = '/^[0-9_\p{L}\p{Cyrillic}]+$/u'; var_dump(preg_match($pattern1, 's')); var_dump(preg_match($pattern1, 'S')); # https://regex101.com/r/F5JvPD/1
Output for git.master, git.master_jit, rfc.property-hooks
int(1) int(1)

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:
67.57 ms | 401 KiB | 8 Q