QuickOPC User's Guide and Reference
DisplayValue Method (_DAVtq)



OpcLabs.EasyOpcClassic Assembly > OpcLabs.EasyOpc.DataAccess.ComTypes Namespace > _DAVtq Interface : DisplayValue Method
Formats the data value for display.
Syntax
'Declaration
 
<NotNullAttribute()>
Function DisplayValue() As String
'Usage
 
Dim instance As _DAVtq
Dim value As String
 
value = instance.DisplayValue()
[NotNull()]
string DisplayValue()
[NotNull()]
String^ DisplayValue(); 

Return Value

Returns the string formatted with information about data value. Returns empty string when there is no value define in this object (i.e. when the HasValue returns false), usually when the quality is bad.
Remarks
The current data value can be a null reference.
Requirements

Target Platforms: .NET Framework: Windows 10 (selected versions), Windows 11 (selected versions), Windows Server 2012, Windows Server 2016; .NET Core, .NET 5, .NET 6: Linux, macOS, Microsoft Windows

See Also

Reference

_DAVtq Interface
_DAVtq Members