C# 根据部分属性来判断俩个对象是否相同

根据部分属性来判断俩个对象是否相同 

代码是第一版本 可能不牢固 有问题请反馈一下 3QU

效果图：

 

    public static class CustomExpand
    {
        public static bool CustomEquals<T>(this T t, T t1, params Expression<Func<T, object>>[] ex) where T : class
        {
            List<string> memberList = new List<string>();
            foreach (var item in ex)
            {
                string memberName = (GetMemberExpression(item.Body)?.Member.Name);
                if (!string.IsNullOrEmpty(memberName))
                {
                    memberList.Add(memberName);
                }
            }
            Type type = t.GetType();
            while (memberList.Count > 0)
            {
                PropertyInfo propertyInfo = type.GetProperty(memberList[0]);
                switch (propertyInfo.PropertyType.BaseType.FullName)
                {
                    case "System.ValueType":
                        if (propertyInfo.GetValue(t, null)?.ToString() != propertyInfo.GetValue(t1, null)?.ToString())
                        {
                            return false;
                        }
                        break;
                    case "System.Object":
                        if (SerializerHelper.ToJson(propertyInfo.GetValue(t, null)) != SerializerHelper.ToJson(propertyInfo.GetValue(t1, null)))
                        {
                            return false;
                        }
                        break;
                    default:
                        throw new Exception($"类型：{propertyInfo.PropertyType.BaseType.FullName} 未作处理");
                        break;
                }
                memberList.RemoveAt(0);
            }
            return true;
        }
        public static MemberExpression GetMemberExpression(Expression expression)
        {
            if (expression is MemberExpression)
            {
                return expression as MemberExpression;
            }
            if (expression is UnaryExpression)
            {
                return GetMemberExpression(((UnaryExpression)expression).Operand);
            }
            return null;
        }
    }