3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $text = "matrixrate_matrixrate_4"; echo strpos($text,'matrixrate_matrixrate'); $clean = str_replace('matrixrate_matrixrate_','',$text); echo is_numeric($clean);
based on mZ9Z9
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
01