示例#1
0
 /**
  * @param Bill $bill
  *
  * @return boolean|null
  */
 public function destroy(Bill $bill)
 {
     return $bill->delete();
 }
 /**
  * @param Bill $bill
  *
  * @return bool
  */
 public function destroy(Bill $bill) : bool
 {
     $bill->delete();
     return true;
 }