ASP.NET中实现Form表单字段值自动填充到操作模型中

2019-05-23 03:32:07王旭

            }
            catch (Exception ex)
            {

            }
            return props;
        }

        /// <summary>
        /// 根据NameValueCollection 自动装配
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="valueCollection"></param>
        /// <returns></returns>
        protected T AssembleModel<T>(NameValueCollection valueCollection)
        {
            PropertyInfo[] propertyInfoList = GetPropertyInfoArray(typeof(T));
            object obj = Activator.CreateInstance(typeof(T), null);//创建指定类型实例
            foreach (string key in valueCollection.Keys)//所有上下文的值
            {
                foreach (var PropertyInfo in propertyInfoList)//所有实体属性
                {
                    if (key.ToLower() == PropertyInfo.Name.ToLower())
                    {
                        PropertyInfo.SetValue(obj, valueCollection[key], null);//给对象赋值
                    }
                }
            }
            return (T)obj;
        }

很简单,就是遍历参数,然后用反射遍历出实体类的共有属性,然后根据名字name来匹配和赋值

所以以后我们只需要一句代码 就能自动装配上从客户端存过来的值了