#import "VipPayTypeModel.h" ///别名使用 typedef void (^ClickPayNowBlock)(VipPayTypeModel *payMd); @property (copy, nullable) ClickPayNowBlock clickBtnBlock; ///直接使用 @property (copy, nullable) void (^clickPayVipBlock)(GetVipPayPriceModel *getVipMd);
原文：https://www.cnblogs.com/qingzZ/p/13921772.html