Connectivity Software User's Guide and Reference
UADiscreteItemNode<TValue,TAttribute> Class Members
Fields  Properties  Methods 


OpcLabs.EasyOpcUACore Assembly > OpcLabs.EasyOpc.UA.DataAccess Namespace : UADiscreteItemNode<TValue,TAttribute> Class

The following tables list the members exposed by UADiscreteItemNode<TValue,TAttribute>.

Protected Fields
 NameDescription
Protected FieldDefault value of the SubstituteEmptyStates property.

This is a constant, and its value is True.

 
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Public Properties
 NameDescription
Public PropertyThe current value of the variable (node), expressed as a string.  
Public PropertyAn enumeration of OPC-UA data mappings defined directly on the target object. (Inherited from OpcLabs.EasyOpc.UA.LiveMapping.UAMappedNode)
Public PropertyVendor-specific, human readable string that specifies how the value of this DataItem is calculated. (Inherited from OpcLabs.EasyOpc.UA.DataAccess.UADataItemNode<TValue,TAttribute>)
Public PropertyThe OPC-UA server involved in the operation. (Inherited from OpcLabs.EasyOpc.UA.LiveMapping.UAMappedNode)
Public PropertyDetermines whether the current value of the node is valid.  
Public PropertyAn enumeration of mappings defined directly on the target object. (Inherited from OpcLabs.BaseLib.LiveMapping.MappedObject)
Public PropertyAn object containing monitoring parameters, such as the sampling interval, and optional data change filter. (Inherited from OpcLabs.EasyOpc.UA.LiveMapping.UAMappedNode)
Public PropertyThe descriptor of the OPC-UA node involved in the operation. (Inherited from OpcLabs.EasyOpc.UA.LiveMapping.UAMappedNode)
Public PropertyA reference to the parent target object; null if none. (Inherited from OpcLabs.BaseLib.LiveMapping.MappedObject)
Public PropertyThe read parameters (such as the maximum age of the value). (Inherited from OpcLabs.EasyOpc.UA.LiveMapping.UAMappedNode)
Public PropertyAn object containing subscription parameters, such as the publishing interval. (Inherited from OpcLabs.EasyOpc.UA.LiveMapping.UAMappedNode)
Public PropertyDetermines whether the empty strings are substituted for the purpose of CurrentState return value.  
Public PropertyThe maximum precision that the server can maintain for the item based on restrictions in the target environment. (Inherited from OpcLabs.EasyOpc.UA.DataAccess.UADataItemNode<TValue,TAttribute>)
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Public Methods
 NameDescription
Public MethodOverridden. The value of the variable, formatted for display purposes.  
Public MethodOverloaded. Determines whether the specified System.Object is equal to the current object. (Inherited from OpcLabs.BaseLib.Object2)
Public MethodServes as a hash function for a particular type. (Inherited from OpcLabs.BaseLib.Object2)
Public MethodGets the System.Type of the current instance. (Inherited from object)
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Protected Methods
 NameDescription
Protected MethodAllows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from object)
Protected MethodCreates a shallow copy of the current System.Object. (Inherited from object)
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Extension Methods
 NameDescription
Public Extension MethodSets the arbitrary object associated with the node.
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See Also

Reference

UADiscreteItemNode<TValue,TAttribute> Class
OpcLabs.EasyOpc.UA.DataAccess Namespace