获取枚举Description的Name

/// <summary>
/// 获取枚举Description的Name
/// </summary>
/// <param name="enumName">枚举</param>
/// <returns></returns>
public static string GetDescription(Enum enumName)
{
var name = enumName.ToString();
var type = enumName.GetType();
var fieldInfo = type.GetField(name);
var arrDesc = (DescriptionAttribute[])fieldInfo.GetCustomAttributes(typeof(DescriptionAttribute), false);
return arrDesc[0].Description;
}