run code in 200+ php & hhvm versions
Bugs & Features
<?php $arr = array( 0=> "JGF", 1=> "asd123123" ); print_r(implode('',$arr));

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