3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $str = "Příliš"; var_dump (mb_substring($str, 0, NULL));
Output for 7.0.0 - 7.1.0
Fatal error: Uncaught Error: Call to undefined function mb_substring() in /in/aQK2t:3 Stack trace: #0 {main} thrown in /in/aQK2t on line 3
Process exited with code 255.
Output for 5.0.0 - 5.6.28
Fatal error: Call to undefined function mb_substring() in /in/aQK2t on line 3
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: mb_substring() in /in/aQK2t on line 3
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: mb_substring() in /in/aQK2t on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: mb_substring() in /in/aQK2t on line 3