3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php class Foo { private $bar; public function __construct() { $this->bar = function($x) { echo $x; }; $this->bar(42); } } new Foo;
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught Error: Call to undefined method Foo::bar() in /in/AukVf:7 Stack trace: #0 /in/AukVf(11): Foo->__construct() #1 {main} thrown in /in/AukVf on line 7
Process exited with code 255.
Output for 5.3.17 - 5.6.28
Fatal error: Call to undefined method Foo::bar() in /in/AukVf on line 7
Process exited with code 255.