3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php class Foo { static public $bar = ['baz' => 3]; static public function baz() { return 2; } } $bar = ['baz' => 'bar']; var_dump(Foo::{$bar['baz']}());
based on JqTkI
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught Error: Call to undefined method Foo::bar() in /in/YSJCM:11 Stack trace: #0 {main} thrown in /in/YSJCM on line 11
Process exited with code 255.
Output for 5.4.10 - 5.6.28
Fatal error: Call to undefined method Foo::bar() in /in/YSJCM on line 11
Process exited with code 255.
Output for 5.3.20 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/YSJCM on line 4
Process exited with code 255.