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IDictionary.IsReadOnly Property

Gets a value indicating whether the IDictionary object is read-only.

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

abstract IsReadOnly : bool with get

Property Value

Type: System.Boolean
true if the IDictionary object is read-only; otherwise, false.

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

The following code example demonstrates how to implement the IsReadOnly property. This code example is part of a larger example provided for the IDictionary class.

No code example is currently available or this language may not be supported.

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Portable Class Library

Supported in: Portable Class Library

.NET for Windows Store apps

Supported in: Windows 8

.NET for Windows Phone apps

Supported in: Windows Phone 8.1, Windows Phone 8, Silverlight 8.1

Windows Phone 8.1, Windows Phone 8, Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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