ICollection(TKey).IsReadOnly Property
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ReadOnlyDictionary(Of TKey, TValue).KeyCollection.ICollection(Of TKey).IsReadOnly Property

[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]

Gets a value that indicates whether the collection is read-only.

Namespace:  System.Collections.ObjectModel
Assembly:  mscorlib (in mscorlib.dll)

'Declaration
Private ReadOnly Property IsReadOnly As Boolean
	Implements ICollection(Of TKey).IsReadOnly

Property Value

Type: System.Boolean
true in all cases.

Implements

ICollection(Of T).IsReadOnly

This member is an explicit interface member implementation. It can be used only when the ReadOnlyDictionary(Of TKey, TValue).KeyCollection instance is cast to an ICollection(Of T) interface.

Windows Phone OS

Supported in: 8.1, 8.0

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