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Reference

IOpcNodeModellingOrder Members

Provides the modelling rule of an instance, which defines whether the instance exists in each instance of the type declaring it.

Reference

IOpcNodeModellingOrder Members ​

Type
IOpcNodeModellingOrder
Namespace
Opc.UaFx
Assembly
Opc.UaFx.Advanced.dll
Package
Opc.UaFx.Advanced v2.59.0
Also in
Opc.UaFx.Client

Properties ​

IsOptional ​

Gets a value indicating whether the instance might not necessarily exist.

csharp
bool IsOptional { get; }
vbnet
ReadOnly Property IsOptional As Boolean

Property value

Boolean

The value true if the instance might not always exists; otherwise the value false.

Rule ​

Gets the modelling rule of the instance.

csharp
OpcModellingRule? Rule { get; }
vbnet
ReadOnly Property Rule As OpcModellingRule?

Property value

Nullable<OpcModellingRule>

One of the members defined by the OpcModellingRule enumeration, or a null reference (Nothing in Visual Basic) if the instance has no modelling rule or it can't be determined.