3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class Foo { private $boo = [ 'a' => 1 + 2, ] } new Foo();
Output for 5.4.0 - 5.4.29
Parse error: syntax error, unexpected '+', expecting ']' in /in/21fs2 on line 6
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected '[' in /in/21fs2 on line 5
Process exited with code 255.