3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $course_id = "SW_3200R50S14C"; preg_match("/[A-Za-z]+/",$course_id, $matches); print_r($matches); preg_match("/[0-9]+/",$course_id, $matches); print_r($matches); preg_match("/R[0-9]+/",$course_id, $matches); print_r($matches);

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

Output for Typed properties v2
Array ( [0] => SW ) Array ( [0] => 3200 ) Array ( [0] => R50 )
Output for Array change keys
Array ( [0] => SW ) Array ( [0] => 3200 ) Array ( [0] => R50 )
Output for Lexical anon
Array ( [0] => SW ) Array ( [0] => 3200 ) Array ( [0] => R50 )

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