OPC Studio User's Guide and Reference
UADataValue Class Members
Properties  Methods 


OpcLabs.EasyOpcUA Assembly > OpcLabs.EasyOpc.UA Namespace : UADataValue Class

The following tables list the members exposed by UADataValue.

Public Constructors
 NameDescription
Public ConstructorUADataValue ConstructorOverloaded.   
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Public Properties
 NameDescription
Public Propertystatic (Shared in Visual Basic)DefaultServerTimestampDefault server timestamp. In UTC.  
Public Propertystatic (Shared in Visual Basic)DefaultServerTimestampLocalDefault server timestamp. In local time.  
Public Propertystatic (Shared in Visual Basic)DefaultSourceTimestampDefault source timestamp. In UTC.  
Public Propertystatic (Shared in Visual Basic)DefaultSourceTimestampLocalDefault source timestamp. In local time.  
Public Propertystatic (Shared in Visual Basic)DefaultStatusCodeDefault status code ("Good").  
Public PropertyHasBadStatusDetermines whether the status code is bad.  
Public PropertyHasGoodStatusDetermines whether the status code is good.  
Public PropertyHasServerTimestampDetermines whether there is a (non-default) server timestamp in the data value.  
Public PropertyHasSourceTimestampDetermines whether there is a (non-default) source timestamp in the data value.  
Public PropertyHasUncertainStatusDetermines whether the status code is uncertain.  
Public PropertyHasValueDetermines whether there is a valid value in the data value (depends on the status code).  
Public Propertystatic (Shared in Visual Basic)NullA null data value.  
Public PropertyServerPicosecondsSpecifies the number of picoseconds intervals which shall be added to the ServerTimestamp.  
Public PropertyServerTimestampThe server timestamp associated with the value. In UTC.  
Public PropertyServerTimestampDoubleThe server timestamp associated with the value. In UTC, as double-precision floating-point number that contains an OLE Automation date.  
Public PropertyServerTimestampLocalThe server timestamp associated with the value. In local time.  
Public PropertyServerTimestampLocalDoubleThe server timestamp associated with the value. In local time, as double-precision floating-point number that contains an OLE Automation date.  
Public PropertySourcePicosecondsSpecifies the number of picoseconds intervals which shall be added to the SourceTimestamp.  
Public PropertySourceTimestampThe source timestamp associated with the value. In UTC.  
Public PropertySourceTimestampDoubleThe source timestamp associated with the value. In UTC, as double-precision floating-point number that contains an OLE Automation date.  
Public PropertySourceTimestampLocalThe source timestamp associated with the value. In local time.  
Public PropertySourceTimestampLocalDoubleThe source timestamp associated with the value. In local time, as double-precision floating-point number that contains an OLE Automation date.  
Public PropertyStatusCodeThe status code associated with the value (default value is "Good").  
Public PropertyStatusInfoStatus information.  
Public PropertyValueThe value of the data value.  
Public PropertyValueTypeReturns the type of the Value, or null if there is no value.  
Public PropertyValueTypeNameReturns the type name of the Value, or an empty string if there is no value.  
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Public Methods
 NameDescription
Public MethodCloneOverridden.   
Public MethodDisplayValueReturns a value of the data value, formatted for display purposes.  
Public MethodEqualsOverloaded. Overridden. Determines whether the specified UADataValue is equal to the current object.  
Public MethodGetHashCodeOverridden.   
Public MethodGetObjectDataOverridden.   
Public MethodGetSchema (Inherited from OpcLabs.BaseLib.Info)
Public MethodGetTypeGets the System.Type of the current instance. (Inherited from object)
Public MethodReadXml (Inherited from OpcLabs.BaseLib.Info)
Public MethodSetValueSets the value of the data value.  
Public MethodToStringOverloaded. Overridden. Returns a System.String that represents the current UADataValue data value data.  
Public MethodWriteXml (Inherited from OpcLabs.BaseLib.Info)
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Protected Methods
 NameDescription
Protected MethodCheckValueInfrastructure.  
Protected MethodFinalizeAllows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from object)
Protected MethodMemberwiseCloneCreates a shallow copy of the current System.Object. (Inherited from object)
Protected MethodReadXmlElementOverridden. Infrastructure.  
Protected MethodResetServerTimestampSets the ServerTimestamp back to its default.  
Protected MethodResetServerTimestampDoubleSets the ServerTimestampDouble back to its default.  
Protected MethodResetServerTimestampLocalSets the ServerTimestampLocal back to its default.  
Protected MethodResetServerTimestampLocalDoubleSets the ServerTimestampLocalDouble back to its default.  
Protected MethodResetSourceTimestampSets the SourceTimestamp back to its default.  
Protected MethodResetSourceTimestampDoubleSets the SourceTimestampDouble back to its default.  
Protected MethodResetSourceTimestampLocalSets the SourceTimestampLocal back to its default.  
Protected MethodResetSourceTimestampLocalDoubleSets the SourceTimestampLocalDouble back to its default.  
Protected MethodResetStatusCodeSets the StatusCode back to its default.  
Protected MethodShouldSerializeServerTimestampDetermines whether ServerTimestamp is in its default state.  
Protected MethodShouldSerializeServerTimestampDoubleDetermines whether ServerTimestampDouble is in its default state.  
Protected MethodShouldSerializeServerTimestampLocalDetermines whether ServerTimestampLocal is in its default state.  
Protected MethodShouldSerializeServerTimestampLocalDoubleDetermines whether ServerTimestampLocalDouble is in its default state.  
Protected MethodShouldSerializeSourceTimestampDetermines whether SourceTimestamp is in its default state.  
Protected MethodShouldSerializeSourceTimestampDoubleDetermines whether SourceTimestampDouble is in its default state.  
Protected MethodShouldSerializeSourceTimestampLocalDetermines whether SourceTimestampLocal is in its default state.  
Protected MethodShouldSerializeSourceTimestampLocalDoubleDetermines whether SourceTimestampLocalDouble is in its default state.  
Protected MethodShouldSerializeStatusCodeDetermines whether StatusCode is in its default state.  
Protected MethodShouldShowHasServerTimestampDetermines whether HasServerTimestamp value is evident.  
Protected MethodShouldShowHasSourceTimestampDetermines whether HasSourceTimestamp value is evident.  
Protected MethodShouldShowHasValueDetermines whether HasValue value is evident.  
Protected MethodShouldShowServerPicosecondsDetermines whether ServerPicoseconds value is evident.  
Protected MethodShouldShowServerTimestampDetermines whether ServerTimestamp value is evident.  
Protected MethodShouldShowServerTimestampLocalDetermines whether ServerTimestampLocal value is evident.  
Protected MethodShouldShowSourcePicosecondsDetermines whether SourcePicoseconds value is evident.  
Protected MethodShouldShowSourceTimestampDetermines whether SourceTimestamp value is evident.  
Protected MethodShouldShowSourceTimestampLocalDetermines whether SourceTimestampLocal value is evident.  
Protected MethodShouldShowValueDetermines whether Value value is evident.  
Protected MethodShouldShowValueTypeDetermines whether ValueType value is evident.  
Protected MethodWriteXmlElementOverridden. Infrastructure.  
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Extension Methods
 NameDescription
Public Extension MethodSetState<TNode>Sets the arbitrary object associated with the node.
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Public Operators
public Operator Equality Determines whether the two objects are equal.
public Operator Inequality Determines whether the two objects are not equal.
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See Also

Reference

UADataValue Class
OpcLabs.EasyOpc.UA Namespace

 

 

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