3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php trait Foo { public $hidden; function __call($name, $arguments) { echo 'hello from overload'; } } class Bar { function hello() { echo 'hello from bar'; } } class Cheese extends Bar { public static function deleteMe(&$obj) { debug_zval_dump($obj); unset($obj); debug_zval_dump($obj); } } $foo = new Bar(); Cheese::deleteMe($foo); gc_collect_cycles(); $foo->hello();
Output for 7.0.0 - 7.1.0
object(Bar)#1 (0) refcount(2){ } Notice: Undefined variable: obj in /in/VsBeq on line 31 NULL hello from bar
Output for hhvm-3.12.0
object(Bar)#1 (0) refcount(2){ } Notice: Undefined variable: obj in /in/VsBeq on line 31 NULL refcount(1) hello from bar
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.4.0 - 5.6.28
object(Bar)#1 (0) refcount(1){ } Notice: Undefined variable: obj in /in/VsBeq on line 31 NULL refcount(1) hello from bar
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected T_STRING in /in/VsBeq on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_STRING in /in/VsBeq on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/VsBeq on line 4
Process exited with code 255.