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Diffstat (limited to 'src/mscorlib/shared/System/Collections/Generic/IDictionary.cs')
-rw-r--r-- | src/mscorlib/shared/System/Collections/Generic/IDictionary.cs | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/src/mscorlib/shared/System/Collections/Generic/IDictionary.cs b/src/mscorlib/shared/System/Collections/Generic/IDictionary.cs new file mode 100644 index 0000000000..a73a2f55bd --- /dev/null +++ b/src/mscorlib/shared/System/Collections/Generic/IDictionary.cs @@ -0,0 +1,51 @@ +// Licensed to the .NET Foundation under one or more agreements. +// The .NET Foundation licenses this file to you under the MIT license. +// See the LICENSE file in the project root for more information. + +using System; +using System.Diagnostics.Contracts; + +namespace System.Collections.Generic +{ + // An IDictionary is a possibly unordered set of key-value pairs. + // Keys can be any non-null object. Values can be any object. + // You can look up a value in an IDictionary via the default indexed + // property, Items. + public interface IDictionary<TKey, TValue> : ICollection<KeyValuePair<TKey, TValue>> + { + // Interfaces are not serializable + // The Item property provides methods to read and edit entries + // in the Dictionary. + TValue this[TKey key] + { + get; + set; + } + + // Returns a collections of the keys in this dictionary. + ICollection<TKey> Keys + { + get; + } + + // Returns a collections of the values in this dictionary. + ICollection<TValue> Values + { + get; + } + + // Returns whether this dictionary contains a particular key. + // + bool ContainsKey(TKey key); + + // Adds a key-value pair to the dictionary. + // + void Add(TKey key, TValue value); + + // Removes a particular key from the dictionary. + // + bool Remove(TKey key); + + bool TryGetValue(TKey key, out TValue value); + } +} |