Dictionary.Clear Method (System.Collections.Generic)

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Classic
Lightweight
ScriptFree
Dictionary.Clear Method
Removes all keys and values from the Dictionary.

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

Syntax
Visual Basic (Declaration)
Public Sub Clear
Visual Basic (Usage)
Dim instance As Dictionary(Of TKey, TValue)

instance.Clear
C#
public void Clear ()
C++
public:
virtual void Clear () sealed
J#
public final void Clear ()
JScript
public final function Clear ()
XAML
Not applicable.
Remarks

The Count property is set to 0, and references to other objects from elements of the collection are also released. The capacity remains unchanged.

This method is an O(n) operation, where n is the capacity of the dictionary.

Platforms

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.

Version Information

.NET Framework

Supported in: 3.0, 2.0

.NET Compact Framework

Supported in: 2.0

XNA Framework

Supported in: 1.0
See Also