QuickOPC 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 ConstructorOverloaded.   
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Public Properties
 NameDescription
Public Propertystatic (Shared in Visual Basic)Default server timestamp. In UTC.  
Public Propertystatic (Shared in Visual Basic)Default server timestamp. In local time.  
Public Propertystatic (Shared in Visual Basic)Default source timestamp. In UTC.  
Public Propertystatic (Shared in Visual Basic)Default source timestamp. In local time.  
Public Propertystatic (Shared in Visual Basic)Default status code.  
Public PropertyDetermines whether the status code is bad.  
Public PropertyDetermines whether the status code is good.  
Public PropertyDetermines whether there is a (non-default) server timestamp in the data value.  
Public PropertyDetermines whether there is a (non-default) source timestamp in the data value.  
Public PropertyDetermines whether the status code is uncertain.  
Public PropertyDetermines whether there is a valid value in the data value (depends on the status code).  
Public Propertystatic (Shared in Visual Basic)A null data value.  
Public PropertySpecifies the number of picoseconds intervals which shall be added to the ServerTimestamp.  
Public PropertyThe server timestamp associated with the value. In UTC.  
Public PropertyThe server timestamp associated with the value. In UTC, as double-precision floating-point number that contains an OLE Automation date.  
Public PropertyThe server timestamp associated with the value. In local time.  
Public PropertyThe server timestamp associated with the value. In local time, as double-precision floating-point number that contains an OLE Automation date.  
Public PropertySpecifies the number of picoseconds intervals which shall be added to the SourceTimestamp.  
Public PropertyThe source timestamp associated with the value. In UTC.  
Public PropertyThe source timestamp associated with the value. In UTC, as double-precision floating-point number that contains an OLE Automation date.  
Public PropertyThe source timestamp associated with the value. In local time.  
Public PropertyThe source timestamp associated with the value. In local time, as double-precision floating-point number that contains an OLE Automation date.  
Public PropertyThe status code associated with the value.  
Public PropertyStatus information.  
Public PropertyThe value of the data value.  
Public PropertyReturns the type of the Value, or null if there is no value.  
Public PropertyReturns the type name of the Value, or an empty string if there is no value.  
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Public Methods
 NameDescription
Public MethodOverridden.   
Public MethodReturns a value of the data value, formatted for display purposes.  
Public MethodOverloaded. Overridden. Determines whether the specified object is equal to the current object.Determines whether the specified System.Object is equal to the current object.  
Public MethodOverridden. Serves as the default hash function. Serves as a hash function for a particular type.  
Public MethodOverridden.   
Public Method (Inherited from OpcLabs.BaseLib.Info)
Public MethodGets the System.Type of the current instance. (Inherited from object)
Public Method (Inherited from OpcLabs.BaseLib.Info)
Public MethodSets the value of the data value.  
Public MethodOverloaded. Overridden. Returns a string that represents the current object.Returns a string that represents the current object.  
Public Method (Inherited from OpcLabs.BaseLib.Info)
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Protected Methods
 NameDescription
Protected MethodInfrastructure.  
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)
Protected MethodOverridden. Infrastructure. Infrastructure.  
Protected MethodSets the ServerTimestamp back to its default.  
Protected MethodSets the ServerTimestampDouble back to its default.  
Protected MethodSets the ServerTimestampLocal back to its default.  
Protected MethodSets the ServerTimestampLocalDouble back to its default.  
Protected MethodSets the SourceTimestamp back to its default.  
Protected MethodSets the SourceTimestampDouble back to its default.  
Protected MethodSets the SourceTimestampLocal back to its default.  
Protected MethodSets the SourceTimestampLocalDouble back to its default.  
Protected MethodSets the StatusCode back to its default.  
Protected MethodDetermines whether ServerTimestamp is in its default state.  
Protected MethodDetermines whether ServerTimestampDouble is in its default state.  
Protected MethodDetermines whether ServerTimestampLocal is in its default state.  
Protected MethodDetermines whether ServerTimestampLocalDouble is in its default state.  
Protected MethodDetermines whether SourceTimestamp is in its default state.  
Protected MethodDetermines whether SourceTimestampDouble is in its default state.  
Protected MethodDetermines whether SourceTimestampLocal is in its default state.  
Protected MethodDetermines whether SourceTimestampLocalDouble is in its default state.  
Protected MethodDetermines whether StatusCode is in its default state.  
Protected MethodDetermines whether HasServerTimestamp value is evident.  
Protected MethodDetermines whether HasSourceTimestamp value is evident.  
Protected MethodDetermines whether HasValue value is evident.  
Protected MethodDetermines whether ServerPicoseconds value is evident.  
Protected MethodDetermines whether ServerTimestamp value is evident.  
Protected MethodDetermines whether ServerTimestampLocal value is evident.  
Protected MethodDetermines whether SourcePicoseconds value is evident.  
Protected MethodDetermines whether SourceTimestamp value is evident.  
Protected MethodDetermines whether SourceTimestampLocal value is evident.  
Protected MethodDetermines whether Value value is evident.  
Protected MethodDetermines whether ValueType value is evident.  
Protected MethodOverridden. Infrastructure. Infrastructure.  
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Public Operators
Determines whether the two objects are equal.
Determines whether the two objects are not equal.
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See Also

Reference

UADataValue Class
OpcLabs.EasyOpc.UA Namespace