QuickOPC User's Guide and Reference
AsPrimitiveData Method (_GenericData)



OpcLabs.BaseLib Assembly > OpcLabs.BaseLib.DataTypeModel.ComTypes Namespace > _GenericData Interface : AsPrimitiveData Method
The current generic data expressed as data of primitive data type.
Syntax
'Declaration
 
<CanBeNullAttribute()>
Function AsPrimitiveData() As PrimitiveData
'Usage
 
Dim instance As _GenericData
Dim value As PrimitiveData
 
value = instance.AsPrimitiveData()
[CanBeNull()]
PrimitiveData AsPrimitiveData()
[CanBeNull()]
PrimitiveData^ AsPrimitiveData(); 
Remarks

Returns null if the current generic data is not of primitive data type.

This method has been introduced primarily for languages like PHP that do not allow down-casting.

Classes derived from OpcLabs.BaseLib.DataTypeModel.GenericData form following class hierarchy:

.

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