3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $t=1; $code = '$t++;$t++;'; preg_replace('/(.*)/e', $code, '' ); echo $t;
based on pW3Rd
Output for 7.0.0 - 7.2.11
Warning: preg_replace(): The /e modifier is no longer supported, use preg_replace_callback instead in /in/Wo41l on line 4 1
Output for hhvm-3.10.1 - 3.22.0
Notice: Undefined variable: t 1
Output for 5.5.0 - 5.6.38
Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /in/Wo41l on line 4 2
Output for 5.3.19 - 5.4.45
2