3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $p = "\x89\x50\x4e\x47\x0d\x0a\x1a\x0a"; echo strlen($p);
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
8