3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class Widget implements Serializable { public $references = array(); public function serialize() { $vars = get_object_vars($this); $serialized = serialize($vars); return $serialized; } public function unserialize($serialized) { $array = unserialize($serialized); foreach($array as $k => $v) $this->$k = $v; } } class Placeholder { public $id; public function __construct($id) { $this->id = $id; } } unserialize('a:4:{i:0;C:6:"Widget":70:{a:1:{s:10:"references";a:1:{i:0;O:11:"Placeholder":1:{s:2:"id";i:1;}}}}i:1;C:6:"Widget":70:{a:1:{s:10:"references";a:1:{i:0;O:11:"Placeholder":1:{s:2:"id";i:2;}}}}i:2;C:6:"Widget":38:{a:1:{s:10:"references";a:1:{i:0;r:5;}}}i:3;C:6:"Widget":38:{a:1:{s:10:"references";a:1:{i:0;r:5;}}}}');
Output for 5.4.0 - 5.6.28, 7.0.0 - 7.1.0
Output for hhvm-3.10.0 - 3.12.0
Notice: Unable to unserialize: [a:1:{s:10:"references";a:1:{i:0;r:5;}}]. Id 5 out of range. in /in/5clCQ on line 17 Warning: Invalid argument supplied for foreach() in /in/5clCQ on line 20 Notice: Unable to unserialize: [a:1:{s:10:"references";a:1:{i:0;r:5;}}]. Id 5 out of range. in /in/5clCQ on line 17 Warning: Invalid argument supplied for foreach() in /in/5clCQ on line 20
Output for 5.1.0 - 5.3.29
Notice: unserialize(): Error at offset 36 of 38 bytes in /in/5clCQ on line 17 Warning: Invalid argument supplied for foreach() in /in/5clCQ on line 19 Notice: unserialize(): Error at offset 36 of 38 bytes in /in/5clCQ on line 17 Warning: Invalid argument supplied for foreach() in /in/5clCQ on line 19
Output for 5.0.5
Fatal error: Interface 'Serializable' not found in /in/5clCQ on line 2
Process exited with code 255.
Output for 5.0.0 - 5.0.4
Fatal error: Class 'Serializable' not found in /in/5clCQ on line 2
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting '{' in /in/5clCQ on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting '{' in /in/5clCQ on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'{'' in /in/5clCQ on line 2
Process exited with code 255.