3v4l.org

run code in 300+ PHP versions simultaneously
<?php $startDate = new \DateTime('-1 day'); $finishDate = new \DateTime('+4 day'); $period = new \DatePeriod($startDate, new \DateInterval('P1D'), $finishDate); var_dump($period->start);

preferences:
50.46 ms | 402 KiB | 5 Q