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C# get enum value by DescriptionAttribute

Selfish Shark answered on July 9, 2021 Popularity 7/10 Helpfulness 7/10

answer C# get enum value by DescriptionAttribute

C# get enum value by DescriptionAttribute

Comment

public static class EnumEx
{
    public static T GetValueFromDescription<T>(string description) where T : Enum
    {
        foreach(var field in typeof(T).GetFields())
        {
            if (Attribute.GetCustomAttribute(field,
            typeof(DescriptionAttribute)) is DescriptionAttribute attribute)
            {
                if (attribute.Description == description)
                    return (T)field.GetValue(null);
            }
            else
            {
                if (field.Name == description)
                    return (T)field.GetValue(null);
            }
        }

        throw new ArgumentException("Not found.", nameof(description));
        // Or return default(T);
    }
}
var panda = EnumEx.GetValueFromDescription<Animal>("Giant Panda");

Popularity 7/10 Helpfulness 7/10 Language csharp

Source: stackoverflow.com

Tags: c# get

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