public sealed class ExtensionRegistry : ICollection<Extension>, IEnumerable<Extension>, IEnumerable, IDeepCloneable<ExtensionRegistry>

public int Count { get; }

public ExtensionRegistry()

public void Add(Extension extension)

public void AddRange(IEnumerable<Extension> extensions)

public void Clear()

public ExtensionRegistry Clone()

public bool Contains(Extension item)

public IEnumerator<Extension> GetEnumerator()

public bool Remove(Extension item)