Loop through dates range (PHP)

loop_dates.php

<?

$from = new DateTime('2018-01-01');
$to = new DateTime('2018-12-31');

$interval = DateInterval::createFromDateString('1 day');
$period = new DatePeriod($from, $interval, $to);

foreach ($period as $day) {
	echo $day->format('Y-m-d');
}