// add by tungnt 05/12/2020
if (isset($_REQUEST['fromDate']) && isset($_REQUEST['toDate'])) {
$begin = new DateTime($_REQUEST['fromDate']);
$end = new DateTime( $_REQUEST['toDate']);
$end = $end->modify( '+1 day' );
$interval = new DateInterval('P1D');
$daterange = new DatePeriod($begin, $interval ,$end);
$date_range = array();
foreach($daterange as $date){
//echo $date->format("Y-m-d") . "<br>";
$date_range[] = $date->format("Y-m-d");
}
}