3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php substr("hello", 0, 912838843877327489327483747234672637472394893);
based on fBKFd
Output for 7.0.0 - 7.2.0
Warning: substr() expects parameter 3 to be integer, float given in /in/fZNqf on line 3
Output for 5.3.18 - 5.6.28