SortedDictionary<TKey, TValue>.KeyCollection.ICollection<TKey>.IsReadOnly Property

 

Gets a value indicating whether the ICollection<T> is read-only.

Namespace:   System.Collections.Generic
Assembly:  System (in System.dll)

bool ICollection<TKey>.IsReadOnly { get; }

Property Value

Type: System.Boolean

true if the ICollection<T> is read-only; otherwise, false. In the default implementation of SortedDictionary<TKey, TValue>.KeyCollection, this property always returns false.

A collection that is read-only does not allow the addition, removal, or modification of elements after the collection is created.

Getting the value of this property is an O(1) operation.

Universal Windows Platform
Available since 8
.NET Framework
Available since 2.0
Portable Class Library
Supported in: portable .NET platforms
Windows Phone Silverlight
Available since 8.0
Windows Phone
Available since 8.1
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