3v4l.org

run code in 300+ PHP versions simultaneously
<?php class foo { static $objcount = 0; function __construct(){ self::$objcount++; } } var_dump(foo::$objcount); $a = new foo(); var_dump(foo::$objcount); $b = new foo(); var_dump(foo::$objcount);

preferences:
42.14 ms | 402 KiB | 5 Q