设置枚举自定义属性

环境：net framework 4.5.2

public enum StatusCodeEnum {
        /// <summary>
        /// 请求(或处理)成功
        /// </summary>
        [Text("请求(或处理)成功")]
        Success = 200,
        /// <summary>
        /// 内部请求出错
        /// </summary>
        [Text("内部请求出错")]
        Error = 500, //内部请求出错
        /// <summary>
        /// 找不到相应的数据
        /// </summary>
        [Text("找不到相应的数据")]
        InfoNotFound = 402,
        /// <summary>
        /// 未授权标识
        /// </summary>
        [Text("权限不足")]
        Unauthorized = 401,//未授权标识
        /// <summary>
        /// 请求参数不完整或不正确
        /// </summary>
        [Text("请求参数不完整或不正确")]
        ParameterError = 400,//请求参数不完整或不正确
        /// <summary>
        /// 请求TOKEN失效
        /// </summary>
        [Text("请求TOKEN失效")]
        TokenInvalid = 403,//请求TOKEN失效
        /// <summary>
        /// 请求页面不存在
        /// </summary>
        [Text("请求页面不存在")]
        PageNotFound = 404,
        /// <summary>
        /// HTTP请求类型不合法
        /// </summary>
        [Text("HTTP请求类型不合法")]
        HttpMehtodError = 405,//HTTP请求类型不合法
        /// <summary>
        /// HTTP请求不合法,请求参数可能被篡改
        /// </summary>
        [Text("HTTP请求不合法,请求参数可能被篡改")]
        HttpRequestError = 406,//HTTP请求不合法
        /// <summary>
        /// 该URL已经失效
        /// </summary>
        [Text("该URL已经失效")]
        URLExpireError = 407,//HTTP请求不合法
        /// <summary>
        /// 未登陆或无权限
        /// </summary>
        [Text("未登陆网站或无权访问此项")]
        MustLogin = 408,
        /// <summary>
        /// 登陆过期
        /// </summary>p
        [Text("登陆过期，请你先登陆")]
        LoginTimeOut = 409,
        /// <summary>
        /// 密码错误
        /// </summary>
        [Text("登陆密码错误")]
        PassWordError = 600,
        /// <summary>
        /// 无效TOKEN(账号不存在)
        /// </summary>
        [Text("无效TOKEN(账号不存在)")]
        ErrorAccount = 601,
        /// <summary>
        /// 无效TOKEN(账号异常)
        /// </summary>
        [Text("无效TOKEN(账号异常)")]
        ErrorFlag = 602,
    }

public class TextAttribute : Attribute {
   public TextAttribute(string value) { Value = value; }
   public string Value { get; set; }
}

public static string GetEnumText(this Enum e) {
   var attributes = e.GetType().GetField(e.ToString()).GetCustomAttributes(typeof(TextAttribute), false);
   if (attributes.Length > 0) if (attributes is TextAttribute[] t) return t[0].Value;
   return "";
}