OPC Studio User's Guide and Reference
OnSamplingIntervalChanged(Int32) Method



OpcLabs.ServerOpcUA Assembly > OpcLabs.EasyOpc.UA.NodeSpace Namespace > UADataVariable Class > OnSamplingIntervalChanged Method : OnSamplingIntervalChanged(Int32) Method
The old value of the property.
Called when the value of the SamplingInterval property has changed.
Syntax
'Declaration
 
Protected Overloads Overridable Sub OnSamplingIntervalChanged( _
   ByVal oldValue As Integer _
) 
'Usage
 
Dim instance As UADataVariable
Dim oldValue As Integer
 
instance.OnSamplingIntervalChanged(oldValue)
protected virtual void OnSamplingIntervalChanged( 
   int oldValue
)
protected:
virtual void OnSamplingIntervalChanged( 
   int oldValue
) 

Parameters

oldValue
The old value of the property.
Exceptions
ExceptionDescription

The value of an argument is outside the allowable range of values as defined by the invoked method.

This is a usage error, i.e. it will never occur (the exception will not be thrown) in a correctly written program. Your code should not catch this exception.

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