Current Quarter of the Year

/*
 * To get Current Quarter of the Year
 */
function current_quarter($n){
     $currentQuarter = 0;
     if($n < 4){
          $currentQuarter = "01-01-".date('Y')." to 31-03-".date('Y')."";
     } elseif($n > 3 && $n <7){
          $currentQuarter = "01-04-".date('Y')." to 30-06-".date('Y')."";
     } elseif($n >6 && $n < 10){
          $currentQuarter = "01-07-".date('Y')." to 30-09-".date('Y')."";
     } elseif($n >9){
          $currentQuarter = "01-10-".date('Y')." to 31-12-".date('Y')."";
     }
     return $quarter = explode(" to ", $currentQuarter);
}

echo $quarter_date = current_quarter(date('n'));