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NameValueCollection.InvalidateCachedArrays Method

Resets the cached arrays of the collection to a null reference (Nothing in Visual Basic).

Namespace: System.Collections.Specialized
Assembly: System (in system.dll)

protected void InvalidateCachedArrays ()
protected void InvalidateCachedArrays ()
protected function InvalidateCachedArrays ()
Not applicable.

The arrays returned by AllKeys are cached for better performance and are automatically refreshed when the collection changes. A derived class can invalidate the cached version by calling InvalidateCachedArrays, thereby forcing the arrays to be recreated.

This method is an O(1) operation.

Windows 98, Windows Server 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 2.0, 1.0

XNA Framework

Supported in: 1.0

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