3v4l.org

run code in 300+ PHP versions simultaneously
<?php class a{ public $b=['f'=>'c']; } $a=new a; $b='b'; echo $a->b['f']; // without the $ it works $x = $a->$b; // otherwise you need to assign first echo $x['f']; // now it works echo $a->{$b}['f']; // or wrapped in curlies
Output for git.master, git.master_jit, rfc.property-hooks
ccc

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:
34.38 ms | 405 KiB | 5 Q