QuickOPC User's Guide and Reference
TopicRead Property (_EasyDAClientHoldPeriods)



OpcLabs.EasyOpcClassic Assembly > OpcLabs.EasyOpc.DataAccess.Engine.ComTypes Namespace > _EasyDAClientHoldPeriods Interface : TopicRead Property
After an item read call, connection to an OPC item will be maintained at least for the time period specified here.
Syntax
'Declaration
 
Property TopicRead As Integer
'Usage
 
Dim instance As _EasyDAClientHoldPeriods
Dim value As Integer
 
instance.TopicRead = value
 
value = instance.TopicRead
int TopicRead {get; set;}
property int TopicRead {
   int get();
   void set (    int value);
}
Remarks

This property is used by following client implementations:

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

_EasyDAClientHoldPeriods Interface
_EasyDAClientHoldPeriods Members