3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { protected $v; public function __construct($v) { $this->v = $v; } } $d1 = new DateTime(); $d2 = clone $d1; $d2->add(new DateInterval("P2D")); $a1 = new A($d1); $a2 = new A($d2); var_dump($a1 < $a2);

preferences:
28.36 ms | 402 KiB | 5 Q