3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php for ($i2 = 1; $i2 < 4; $i2++) for ($i3 = 1; $i3 < 4; $i3++) for ($i4 = 1; $i4 < 4; $i4++) for ($i5 = 1; $i5 < 4; $i5++){$c++;} echo $c;
based on VYaid
Output for 5.0.4 - 7.2.0
Notice: Undefined variable: c in /in/2KSFK on line 7 81
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: c in /in/2KSFK on line 7 81