3v4l.org

run code in 300+ PHP versions simultaneously
<?php class User{ function __construct($name = null){ $this->name = $name; } function __toString(){return 'stdClass';}} $user = new User('test'); var_dump(new $user);
Output for 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Deprecated: Creation of dynamic property User::$name is deprecated in /in/E8DNp on line 3 Deprecated: Creation of dynamic property User::$name is deprecated in /in/E8DNp on line 3 object(User)#2 (1) { ["name"]=> NULL }
Output for 5.6.0 - 5.6.24, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28
object(User)#2 (1) { ["name"]=> NULL }
preferences:
166.16 ms | 403 KiB | 182 Q