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<?php class A { protected $v; public function __construct($v) { $this->v = $v; } } $d = DateTime::createFromFormat("23.12.2015 18:38:00", "d.m.Y H:i:s"); var_dump($d); $a1 = new A(); $a2 = new A(DateTime::createFromFormat("23.12.2015 18:37:00", "d.m.Y H:i:s")); var_dump($a1 > $a2);

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49.79 ms | 402 KiB | 5 Q