<?php $interval = date_diff($datetime1, $datetime2); echo $interval->format('%a'); ?>
Standard input is empty
PHP Warning: date_diff() expects parameter 1 to be DateTimeInterface, string given in /home/4tgDo1/prog.php on line 6 PHP Fatal error: Uncaught Error: Call to a member function format() on boolean in /home/4tgDo1/prog.php:7 Stack trace: #0 {main} thrown in /home/4tgDo1/prog.php on line 7