3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = 10; $b = 21; echo $a|$b. '<br />'; echo $a||$b. '<br />';
Output for 7.1.0 - 7.3.0rc4
Notice: A non well formed numeric value encountered in /in/T96rY on line 5 311
Output for 5.3.0 - 5.6.30, hhvm-3.10.1 - 3.17.3, 7.0.0 - 7.0.20
311