3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo memory_get_peak_usage(true);
Output for 7.0.0 - 7.2.0
2097152
Output for 5.4.12 - 5.6.28
262144
Output for 5.3.22 - 5.3.29
786432