3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $amount = '512M' * 1024 * 1024; echo $amount;
Output for 7.1.0 - 7.3.0rc3
Notice: A non well formed numeric value encountered in /in/jJZnm on line 3 536870912
Output for 5.6.0 - 5.6.30, hhvm-3.15.4, 7.0.0 - 7.0.20
536870912