3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = str_pad('', 1024, chr(0)); $b = str_repeat($a,1024);
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0