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DbParameterCollection.Contains Method (String)

Indicates whether a DbParameter with the specified name exists in the collection.

Namespace: System.Data.Common
Assembly: System.Data (in

Public MustOverride Function Contains ( _
	value As String _
) As Boolean
Dim instance As DbParameterCollection
Dim value As String
Dim returnValue As Boolean

returnValue = instance.Contains(value)
public abstract boolean Contains (
	String value
public abstract function Contains (
	value : String
) : boolean
Not applicable.



The name of the DbParameter to look for in the collection.

Return Value

true if the DbParameter is in the collection; otherwise false.

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

.NET Compact Framework

Supported in: 2.0

XNA Framework

Supported in: 1.0