3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php for ($i = 0; $i < $ITERATIONS; $i++) { echo $val++; }
Output for 5.0.4 - 5.6.23, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Notice: Undefined variable: ITERATIONS in /in/XXQ4t on line 2
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: ITERATIONS in /in/XXQ4t on line 2