3v4l.org

run code in 300+ PHP versions simultaneously
<?php class MyDateTime extends DateTime { public static function createFromFormat($format, $time, $timezone = null) { $version = explode('.', phpversion()); if(!$timezone) $timezone = new DateTimeZone(date_default_timezone_get()); if(((int)$version[0] >= 5 && (int)$version[1] >= 2 && (int)$version[2] > 17)){ return parent::createFromFormat($format, $time, $timezone); } return new DateTime(date($format, strtotime($time)), $timezone); } } $dateTime = MyDateTime::createFromFormat('Y-m-d', '2013-6-13'); var_dump($dateTime); var_dump($dateTime->format('Y-m-d'));

preferences:
20.57 ms | 413 KiB | 5 Q