Reference

OpcDataVariableNode<T> Class

Namespace

Opc.UaFx

Assembly

Opc.UaFx.Advanced.dll

Package

Opc.UaFx.Advanced v2.59.0

Members

OpcDataVariableNode<T> Members

Provides a generic implementation of the OpcDataVariableNode to represent complex data structures expose their information as complex data types, as well as components in the address space.

Syntax

public class OpcDataVariableNode<T> : OpcDataVariableNode

Public Class OpcDataVariableNode(Of T)
    Inherits OpcDataVariableNode

Type parameters

Name	Description
T	The type of data (see DataType) to represent.

Inheritance

Object → OpcNode → OpcInstanceNode → OpcVariableNode → OpcDataVariableNode → OpcDataVariableNode<T>

Implements

• IOpcNode
• IOpcNodeInfo
• IOpcVariableNodeInfo

Derived types

• OpcDataTypeDictionaryNode

Remarks

The data variable node is a specialization of the OpcVariableNode there its reference type is HasComponent and its type definition is BaseDataVariable.

Constructors

Name	Description
OpcDataVariableNode18 overloads	Initializes a new instance of the OpcDataVariableNode<T> class accessible by the name specified.

Properties

Name	Description
DataTypeoverride	Gets or sets a value which defines a pre-defined used DataTypeId as one of the members defined by the OpcDataType enumeration to simplify querying standard data types.
Value	Gets or sets the value of the data variable node.

Methods

Name	Description
InitializeDefaultsprotected · override	Initializes the default values used by the OpcDataVariableNode<T>.
ReadGenericValue	Reads the data variable node value using the context specified.
WriteGenericValue	Writes the value to the data variable node value using the context specified.

Inherits members from OpcDataVariableNode, OpcVariableNode, OpcInstanceNode, OpcNode.

Applies to

Package	Versions
Opc.UaFx.Advanced	v2.5–v2.59