3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = new \Datetime("2015-12-03"); $b = new \Datetime("2015-12-12"); print_r($b->diff($a)->format("%y - %m - %d")); $now = new DateTime; $clone = clone $now; $clone->modify( '-1 day' ); echo $now->format( 'd-m-Y' ), "\n", $clone->format( 'd-m-Y' );

preferences:
49.38 ms | 402 KiB | 5 Q