3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class Foo{ public $a; public function __construct( $this->a = function(){echo 'hi';}; ); } $foo = new Foo(); $newFoo = unserialize(serialize($foo)); $newFoo->a();
Output for 5.3.0 - 5.4.25
Fatal error: Cannot re-assign $this in /in/tfY3l on line 6
Process exited with code 255.