3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php for ($i = 0; $i < 10; $i++) { echo ($i % 3); if (($i % 3) || ($i % 5)) { $count += $i; } } printf('Sum of $i: ' . $count);
Output for 5.0.4 - 7.1.7
01 Notice: Undefined variable: count in /in/4smR8 on line 5 20120120Sum of $i: 45
Output for 4.3.0 - 5.0.3
01 Notice: Undefined variable: count in /in/4smR8 on line 5 20120120Sum of $i: 45