3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a="\x65"."v\x61"."l";$b="\x62\x61"."s"."\x656"."4_\x64\x65"."\x63o\x64"."\x65"; echo $a; echo "\n"; echo $b;
Output for 4.3.0 - 5.6.26, hhvm-3.10.0 - 3.13.2, 7.0.0 - 7.1.0
eval base64_decode