3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $result = ""; echo chr(1); for ($t=0; $t<128; $t++) $result .= chr($t); echo "strlen = ".strlen($result)."\n"; echo "Result = ".$result."\n";

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
strlen = 128 Result =   !"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~
Output for Array change keys
strlen = 128 Result =   !"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~
Output for Lexical anon
strlen = 128 Result =   !"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~

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