3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $functions=get_defined_functions(); echo $functions["internal"][2026];
Output for 5.3.0 - 7.1.0
Notice: Undefined offset: 2026 in /in/kevb6 on line 4
Output for 4.3.0 - 5.2.17
Notice: Undefined offset: 2026 in /in/kevb6 on line 4