php diff in days code example

Example 1: date diff php

$datetime1 	= new DateTime('2020-10-11 16:52:52');
$datetime2 	= new DateTime('2020-10-13 16:52:52');
$interval 	= $datetime1->diff($datetime2);

echo $interval->format('%a days');

Example 2: how to calculate days difference between two dates in php

// how to calculate days difference between two dates in laravel

use DateTime; // inside Controller Class

$startDate = new DateTime($request->start_date);
$endDate   = new DateTime($request->end_date);

$daysDifference = ($startDate->diff($endDate)->days);