3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array(1,"","1"," ",NULL); for($i=0;$i<5;$i++) echo isset($arr[$i])." >> "; echo isset($adf);
Output for git.master, git.master_jit, rfc.property-hooks
1 >> 1 >> 1 >> 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:
39.71 ms | 401 KiB | 8 Q