3v4l.org

run code in 300+ PHP versions simultaneously
<?php $throwableName = 'Hello\World\Class\ClassName'; $classNameArr = explode('\\', $throwableName); $className = implode('\\', array_map(function($item){ return $item[0]; }, array_slice($classNameArr, 0, -1))).'\\'.$classNameArr[count($classNameArr) - 1]; var_dump($className);
Output for git.master, git.master_jit, rfc.property-hooks
string(15) "H\W\C\ClassName"

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:
56.58 ms | 401 KiB | 8 Q