3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function returns_null(): void { return null; // Fatal error: A void function must not return a value } try { echo "OK!"; } catch (Error $e) { echo "Error:"; var_dump($e); }
based on b2N3Y
Output for 7.1.0 - 7.2.0
Fatal error: A void function must not return a value (did you mean "return;" instead of "return null;"?) in /in/fpEqn on line 4
Process exited with code 255.
Output for 7.0.0 - 7.0.20
OK!
Output for 5.3.21 - 5.6.28
Parse error: syntax error, unexpected ':', expecting '{' in /in/fpEqn on line 3
Process exited with code 255.