Mapper 赋值对应实体属性

    public static class MapperExtensions
    {
        public static TResult MapTo<TResult>(this object self, TResult result)
        {
            if (self == null)
                throw new ArgumentNullException();
            Mapper.CreateMap(self.GetType().UnderlyingSystemType, typeof(TResult));
            return (TResult)Mapper.Map(self, result, self.GetType(), typeof(TResult));

        }
    }