QuickOPC User's Guide and Reference
Contains Method (_DAPropertyElementCollection)



OpcLabs.EasyOpcClassicCore Assembly > OpcLabs.EasyOpc.DataAccess.AddressSpace.ComTypes Namespace > _DAPropertyElementCollection Interface : Contains Method
Syntax
'Declaration
 

Function Contains( _
   ByVal key As Object _
) As Boolean
'Usage
 

Dim instance As _DAPropertyElementCollection
Dim key As Object
Dim value As Boolean
 
value = instance.Contains(key)
bool Contains( 
   object key
)
bool Contains( 
   Object^ key
)

Parameters

key
Requirements

Target Platforms: .NET Framework: Windows 10 (selected versions), Windows 11 (selected versions), Windows Server 2016, Windows Server 2022; .NET: Linux, macOS, Microsoft Windows

See Also

Reference

_DAPropertyElementCollection Interface
_DAPropertyElementCollection Members

 

 

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