namespace Microsoft.AspNetCore.Mvc.ViewFeatures
{
    [DefaultMember("Item")]
    public class AttributeDictionary : ICollection<KeyValuePair<string, string>>, IDictionary<string, string>, IEnumerable, IEnumerable<KeyValuePair<string, string>>, IReadOnlyCollection<KeyValuePair<string, string>>, IReadOnlyDictionary<string, string>
    {
        public void Add(string key, string value);
    }
}