function get_date_day($date_my,$number_day) {
$result='';
for($i = 1; $i <= date("t",strtotime($date_my.'-01')); $i++) {
$weekend = date("N",strtotime($date_my.'-'.$i));
if($weekend == $number_day) {
$result.="'".$date_my.'-'.$i.',';
}
}
$result= substr($result, 0, strlen($result) - 1);
return $result;
}