Dictionary<TKey,TValue>.KeyCollection.ICollection<TKey>.IsReadOnly Property
Definition
Important
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Gets a value indicating whether the ICollection<T> is read-only.
property bool System::Collections::Generic::ICollection<TKey>::IsReadOnly { bool get(); };bool System.Collections.Generic.ICollection<TKey>.IsReadOnly { get; }member this.System.Collections.Generic.ICollection<TKey>.IsReadOnly : bool ReadOnly Property IsReadOnly As Boolean Implements ICollection(Of TKey).IsReadOnlyProperty Value
true if the ICollection<T> is read-only; otherwise, false. In the default implementation of Dictionary<TKey,TValue>.KeyCollection, this property always returns true.
Implements
Remarks
A collection that is read-only does not allow the addition, removal, or modification of elements after the collection is created.
Retrieving the value of this property is an O(1) operation.
Applies to
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