ReadOnlyDictionary<TKey,TValue>.KeyCollection.ICollection<TKey>.Contains Method
Definition
Important
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Determines whether the collection contains a specific value.
virtual bool System.Collections.Generic.ICollection<TKey>.Contains(TKey item) = System::Collections::Generic::ICollection<TKey>::Contains;
bool ICollection<TKey>.Contains (TKey item);
abstract member System.Collections.Generic.ICollection<TKey>.Contains : 'Key -> bool
override this.System.Collections.Generic.ICollection<TKey>.Contains : 'Key -> bool
Function Contains (item As TKey) As Boolean Implements ICollection(Of TKey).Contains
Parameters
- item
- TKey
The object to locate in the collection.
Returns
true
if item
is found in the collection; otherwise, false
.
Implements
Remarks
This member is an explicit interface member implementation. It can be used only when the ReadOnlyDictionary<TKey,TValue>.KeyCollection instance is cast to an ICollection<T> interface.