function total_week_between_two_dates($dt1, $dt2) {
$datetimeobject1 = DateTime::createFromFormat('m/d/Y', $dt1);
$datetimeobject2 = DateTime::createFromFormat('m/d/Y', $dt2);
if ($dt1 > $dt2) {
return total_week_between_two_dates($dt2, $dt1);
}
return floor($datetimeobject1->diff($datetimeobject2)->days/7);
}
$dt1 = '1/1/2019';
$dt2 = '3/12/2019';
echo total_week_between_two_dates($dt1, $dt2);
/*
run:
10
*/