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FeatureSupport.IsPresent Method (String, String, Version)

Determines whether the specified or newer version of the specified feature is installed in the system. This method is static.

Namespace: System.Windows.Forms
Assembly: System.Windows.Forms (in system.windows.forms.dll)

public static bool IsPresent (
	string featureClassName,
	string featureConstName,
	Version minimumVersion
public static boolean IsPresent (
	String featureClassName, 
	String featureConstName, 
	Version minimumVersion
public static function IsPresent (
	featureClassName : String, 
	featureConstName : String, 
	minimumVersion : Version
) : boolean
Not applicable.



The fully qualified name of the class to query for information about the specified feature. This class must implement the IFeatureSupport interface or inherit from a class that implements this interface.


The fully qualified name of the feature to look for.


A Version representing the minimum version number of the feature.

Return Value

true if the feature is present and its version number is greater than or equal to the specified minimum version number; false if the feature is not installed or its version number is below the specified minimum number.

See the documentation for the product containing the feature to determine the names to pass to the featureClassName and the featureConstName parameters.

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

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