3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $string = '2014333300023'; echo implode('-', str_split($string, 4));
Output for 5.0.0 - 7.1.0
2014-3333-0002-3
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: str_split() in /in/Y7IgX on line 5
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: str_split() in /in/Y7IgX on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: str_split() in /in/Y7IgX on line 5