3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class foo { public $bar = []; } $foo = new foo(); $foo->bar['baz'] = function() { echo 'hi!'; }; $foo->bar['baz']();
Output for 5.4.0 - 7.1.0
hi!
Output for 5.2.15 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/oIJrg on line 5
Process exited with code 255.