NameValueCollection.InvalidateCachedArrays Method (System.Collections.Specialized)

Switch View :
Classic
Lightweight
ScriptFree
.NET Framework Class Library
NameValueCollection.InvalidateCachedArrays Method

Resets the cached arrays of the collection to null.

Namespace:  System.Collections.Specialized
Assembly:  System (in System.dll)
Syntax
Visual Basic
Protected Sub InvalidateCachedArrays
C#
protected void InvalidateCachedArrays()
Visual C++
protected:
void InvalidateCachedArrays()
F#
member InvalidateCachedArrays : unit -> unit
Remarks

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.

Version Information

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1
Platforms

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

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

Reference

NameValueCollection Class
System.Collections.Specialized Namespace
AllKeys