3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function get_config(): array { return null; } get_config();
based on 5d0XA
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught TypeError: Return value of get_config() must be of the type array, null returned in /in/glb8E:4 Stack trace: #0 /in/glb8E(6): get_config() #1 {main} thrown in /in/glb8E on line 4
Process exited with code 255.
Output for 5.3.19 - 5.6.28
Parse error: syntax error, unexpected ':', expecting '{' in /in/glb8E on line 3
Process exited with code 255.