run code in 200+ php & hhvm versions
Bugs & Features
<?php $result = 'OX000045678'; $prefix = 'OX'; if ( $prefix == substr( $result, 0, strlen( $prefix ) ) ) { echo substr( $result, strlen( $prefix ) ); }

Shows result from various feature-branches currently under review from the php developers. Contact me to have additional branches featured.

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