public static Coupons.Domain.RejectedCoupons CoupontoRej(Coupons.Domain.Coupon coupon) {
Coupons.Domain.RejectedCoupons a = coupon;
return a;
帮帮我,遇到错误,不适合我
Error 2 Cannot implicitly convert type 'Com.Arpur.Coupons.Domain.Coupon' to 'Com.Arpur.Coupons.Domain.RejectedCoupons' C:\Users\Agha\Desktop\Coupon\Com.Arpur.Coupon.User\Helpers\ExtensionMethods.cs 71 48 Com.Arpur.Coupon.User