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43 lines
1.1 KiB
43 lines
1.1 KiB
using System;
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using System.ComponentModel;
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using System.Reflection;
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namespace learun.util
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{
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/// <summary>
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/// 版 本 EasyCode EC管理后台
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/// Copyright (c) 2019-present EC管理有限公司
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/// 创建人：tobin
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/// 日 期：2019.09.26
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/// 描 述：获取实体类Attribute自定义属性
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/// </summary>
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public class EnumAttribute
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{
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/// <summary>
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/// 返回枚举项的描述信息。
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/// </summary>
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/// <param name="value">要获取描述信息的枚举项。</param>
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/// <returns>枚举想的描述信息。</returns>
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public static string GetDescription(Enum value)
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{
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Type enumType = value.GetType();
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// 获取枚举常数名称。
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string name = Enum.GetName(enumType, value);
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if (name != null)
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{
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// 获取枚举字段。
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FieldInfo fieldInfo = enumType.GetField(name);
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if (fieldInfo != null)
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{
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// 获取描述的属性。
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if (Attribute.GetCustomAttribute(fieldInfo,
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typeof(DescriptionAttribute), false) is DescriptionAttribute attr)
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{
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return attr.Description;
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}
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}
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}
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return null;
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}
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}
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}
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