src/DotNetCommon.Core/Extensions/EnumExtensions.cs

这里只显示每个文件的开头 60 行。登录后可以解锁完整代码。

微信扫码关注公众号，代码整理好后第一时间通知你。

using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
using System.Reflection;
using System.Text;
using System.Threading.Tasks;

namespace DotNetCommon.Extensions
{
    /// <summary>
    /// <seealso cref="Enum"/> 扩展类
    /// </summary>
    public static class EnumExtensions
    {
        /// <summary>
        /// 将枚举转为由code、desc键值对组成的集合,<para></para>
        /// 如: EnumTest{ [Description("A描述")]A, B, C}，默认转换为: <para></para>
        /// {<para></para>
        /// (0,"A描述"),<para></para>
        /// (1,"B"),<para></para>
        /// (2,"C")<para></para>
        /// }<para></para>
        /// </summary>
        /// <param name="item">枚举项</param>
        /// <param name="useNameForKeyIfNoDescription">当枚举项上不存在[Description]特性时,是否使用枚举的Key值作为描述</param>
        /// <remarks>枚举的code是数字，key是定义时的名称，desc是[Description]中的值</remarks>
        /// <returns></returns>
        public static List<(int code, string desc)> ToCodeDescriptionList(this System.Enum item, bool useNameForKeyIfNoDescription = true)
        {
            return item.ToCodeKeyDescriptionList(useNameForKeyIfNoDescription).Select(i => (i.code, i.desc)).ToList();
        }

        /// <summary>
        /// 将枚举转为由code、key键值对组成的集合,<para></para>
        /// 如: EnumTest{ [Description("A描述")]A, B, C}，默认转换为: <para></para>
        /// {<para></para>
        /// (0,"A"),<para></para>
        /// (1,"B"),<para></para>
        /// (2,"C")<para></para>
        /// }<para></para>
        /// </summary>
        /// <param name="item">枚举项</param>
        /// <remarks>枚举的code是数字，key是定义时的名称，desc是[Description]中的值</remarks>
        /// <returns></returns>
        public static List<(int code, string key)> ToCodeKeyList(this System.Enum item)
        {
            return item.ToCodeKeyDescriptionList(false).Select(i => (i.code, i.key)).ToList();
        }

        /// <summary>
        /// 将枚举转为由key、code键值对组成的集合,<para></para>
        /// 如: EnumTest{ [Description("A描述")]A, B, C}，默认转换为: <para></para>
        /// {<para></para>
        /// ("A",0),<para></para>
        /// ("B",1),<para></para>
        /// ("C",2)<para></para>
        /// }<para></para>
        /// </summary>