3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Filter { function Filter() { } } new Filter();
Output for 5.6.0 - 5.6.40, 7.3.32 - 7.3.33, 8.0.0 - 8.0.19, 8.1.0 - 8.1.6
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.29
Deprecated: Methods with the same name as their class will not be constructors in a future version of PHP; Filter has a deprecated constructor in /in/IDpi7 on line 3

preferences:
72.23 ms | 411 KiB | 5 Q