3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $string = "On first glance, the following appears to output 'true' "; print_r(substr($string, "true")); print_r(stristr($string, " ' ")); print_r(substr($string, strpos($string, " ' ")+1, 4)); print_r(substr($string, strpos($string, " ' "), 4));
based on dppER
Output for 7.0.0 - 7.2.0
Warning: substr() expects parameter 2 to be integer, string given in /in/T5W2P on line 5 n fiOn f
Output for 5.5.0 - 5.6.28
Warning: substr() expects parameter 2 to be long, string given in /in/T5W2P on line 5 n fiOn f