OPC Studio User's Guide and Reference
WaitForValue Method



OpcLabs.EasyOpcUA Assembly > OpcLabs.EasyOpc.UA.Extensions Namespace > IEasyUAClientExtension2 Class : WaitForValue Method
Waits until the specified attribute becomes "good".

The WaitForValue methods subscribe to the specified node&attribute, and monitor its data until it has "good" status severity, an error occurs, or the alloted time elapses.

Overload List
OverloadDescription
WaitForValue(IEasyUAClient,UAAttributeArguments)Waits until the specified attribute becomes "good". Specify attribute arguments object, use default wait monitoring parameters.  
WaitForValue(IEasyUAClient,UAAttributeArguments,UAMonitoringParameters)Waits until the specified attribute becomes "good". Specify attribute arguments object, and monitoring parameters.  
WaitForValue(IEasyUAClient,UAAttributeArguments,UAMonitoringParameters,Int32)Waits until the specified attribute becomes "good". Specify attribute arguments object, monitoring parameters, and timeout in milliseconds.  
WaitForValue(IEasyUAClient,UAEndpointDescriptor,UANodeDescriptor)Waits until the specified attribute becomes "good". Specify endpoint descriptor and node descriptor.  
WaitForValue(IEasyUAClient,UAEndpointDescriptor,UANodeDescriptor,UAMonitoringParameters)Waits until the specified attribute becomes "good". Specify endpoint descriptor, node descriptor, and monitoring parameters.  
WaitForValue(IEasyUAClient,UAEndpointDescriptor,UANodeDescriptor,UAMonitoringParameters,Int32)Waits until the specified attribute becomes "good". Specify endpoint descriptor, node descriptor, monitoring parameters, and timeout in milliseconds.  
WaitForValue(IEasyUAClient,UAMonitoredItemArguments,Int32)Waits until the specified attribute becomes "good". Specify the monitored item arguments object, and timeout in milliseconds.  
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

IEasyUAClientExtension2 Class
IEasyUAClientExtension2 Members

 

 

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