C# 枚举转集合

Bertha 。 2021-11-13 15:24 382阅读 0赞

记录一下，方便自己下次使用。

public class EnumHelper
        {
            /// <summary>
            /// 将枚举转为集合
            /// </summary>
            /// <typeparam name="T"></typeparam>
            /// <returns></returns>
            public static List<EnumEntity> EnumToList<T>()
            {
                List<EnumEntity> list = new List<EnumEntity>();
    
                foreach (var e in Enum.GetValues(typeof(T)))
                {
                    EnumEntity m = new EnumEntity();
                    object[] objArr = e.GetType().GetField(e.ToString()).GetCustomAttributes(typeof(DescriptionAttribute), true);
                    if (objArr != null && objArr.Length > 0)
                    {
                        DescriptionAttribute da = objArr[0] as DescriptionAttribute;
                        m.Desction = da.Description;
                    }
                    m.EnumValue = Convert.ToInt32(e);
                    m.EnumName = e.ToString();
                    list.Add(m);
                }
                return list;
            }
    
            /// <summary>
            /// 获取枚举描述
            /// </summary>
            /// <typeparam name="T"></typeparam>
            /// <param name="EnumName"></param>
            /// <returns></returns>
            public static string GetEnumDesction<T>(string EnumName)
            {
                foreach (var e in Enum.GetValues(typeof(T)))
                {
                    if (e.ToString() != EnumName)
                        continue;
    
                    EnumEntity m = new EnumEntity();
                    object[] objArr = e.GetType().GetField(e.ToString()).GetCustomAttributes(typeof(DescriptionAttribute), true);
                    if (objArr != null && objArr.Length > 0)
                    {
                        DescriptionAttribute da = objArr[0] as DescriptionAttribute;
                        return da.Description;
                    }
                }
                return "";
            }
        }
    
        /// <summary>
        /// 枚举实体
        /// </summary>
        public class EnumEntity
        {
            /// <summary>  
            /// 枚举的描述  
            /// </summary>  
            public string Desction { set; get; }
    
            /// <summary>  
            /// 枚举名称  
            /// </summary>  
            public string EnumName { set; get; }
    
            /// <summary>  
            /// 枚举对象的值  
            /// </summary>  
            public int EnumValue { set; get; }
        }

转载于:https://www.cnblogs.com/bing-03/p/10955562.html