3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = "1dx"; $b = $a; $a++; $a++; $a++; $a++; $a++; echo $a; echo '\n'; echo $b + 5;
based on qKo2D
Output for 7.1.0
1ec\n Notice: A non well formed numeric value encountered in /in/vQdJp on line 11 6
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.0.14
1ec\n6