3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = 'wow ABC (R+R) : Weldone boy (My Love)'; //$variable = "ABC (R+R)"; $variable = "ABC \(R\+R\)"; echo $pattern = "/\b$variable(?!\S)/"; echo "\n"; echo preg_match($pattern, $string)? 'matched' : 'not matched'; echo "\n\n"; /* DIRECT FUNCTION */ echo preg_match("/\bABC \(R\+R\)(?!\S)/", 'wow ABC (R+R) : Weldone boy (My Love)')? 'matched' : 'not matched';
Output for git.master, git.master_jit, rfc.property-hooks
/\bABC \(R\+R\)(?!\S)/ matched matched

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:
125.4 ms | 405 KiB | 5 Q