3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php for($i2 = 1; $i2 < 4; $i2++) for($i3 = 1; $i3 < 4; $i3++){$c++;} echo $c;
based on JMI8A
Output for 5.0.4 - 5.6.30, hhvm-3.10.1 - 3.17.3, 7.0.0 - 7.2.0
Notice: Undefined variable: c in /in/SCUse on line 7 9
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: c in /in/SCUse on line 7 9