OPC Labs EasyOPC-UA Library
UADataValue Interface Members
OpcLabs_EasyOpcUA ActiveX DLL > UAAttributeData Object : UADataValue Interface
Description
A class that stores the value, together with status code and timestamps.

 

IID (Interface ID): 8007e7f1-6a08-48b5-ad64-a11a0abe3c3e

 

For more information, see _UADataValue in .NET Reference.

Methods
Creates a new object that is a copy of the current instance.

 

DISPID (Dispatch ID):

 

For more information, see Clone in .NET Reference.

Returns a value of the data value, formatted for display purposes.

 

DISPID (Dispatch ID):

 

For more information, see DisplayValue in .NET Reference.

Determines whether the specified object is equal to the current object.

 

DISPID (Dispatch ID):

 

For more information, see Equals in .NET Reference.

Returns a hash code for the current object.

 

DISPID (Dispatch ID):

 

For more information, see GetHashCode in .NET Reference.

Gets the Type of the current instance.

 

DISPID (Dispatch ID):

 

For more information, see GetType in .NET Reference.

Sets the value of data value.

 

DISPID (Dispatch ID):

 

For more information, see SetValue in .NET Reference.

Properties
The display string for the current object.

 

DISPID (Dispatch ID): 0

 

For more information, see ToString in .NET Reference.

Determines whether the status code is bad.

 

DISPID (Dispatch ID):

 

For more information, see HasBadStatus in .NET Reference.

Determines whether the status code is good.

 

DISPID (Dispatch ID):

 

For more information, see HasGoodStatus in .NET Reference.

Determines whether there is a (non-default) server timestamp in the data value.

 

DISPID (Dispatch ID):

 

For more information, see HasServerTimestamp in .NET Reference.

Determines whether there is a (non-default) source timestamp in the data value.

 

DISPID (Dispatch ID):

 

For more information, see HasSourceTimestamp in .NET Reference.

Determines whether the status code is uncertain.

 

DISPID (Dispatch ID):

 

For more information, see HasUncertainStatus in .NET Reference.

Determines whether there is a valid value in the data value (depends on the status code).

 

DISPID (Dispatch ID):

 

For more information, see HasValue in .NET Reference.

Specifies the number of picoseconds intervals which shall be added to the server timestamp.

 

DISPID (Dispatch ID):

 

For more information, see ServerPicoseconds in .NET Reference.

The server timestamp associated with the value. In UTC.

 

DISPID (Dispatch ID):

 

For more information, see ServerTimestamp in .NET Reference.

The server timestamp associated with the value. In UTC, as double-precision floating-point number that contains an OLE Automation date.

 

DISPID (Dispatch ID):

 

For more information, see ServerTimestampDouble in .NET Reference.

The server timestamp associated with the value. In local time.

 

DISPID (Dispatch ID):

 

For more information, see ServerTimestampLocal in .NET Reference.

The server timestamp associated with the value. In local time, as double-precision floating-point number that contains an OLE Automation date.

 

DISPID (Dispatch ID):

 

For more information, see ServerTimestampLocalDouble in .NET Reference.

Specifies the number of picoseconds intervals which shall be added to the source timestamp.

 

DISPID (Dispatch ID):

 

For more information, see SourcePicoseconds in .NET Reference.

The source timestamp associated with the value. In UTC.

 

DISPID (Dispatch ID):

 

For more information, see SourceTimestamp in .NET Reference.

The source timestamp associated with the value. In UTC, as double-precision floating-point number that contains an OLE Automation date.

 

DISPID (Dispatch ID):

 

For more information, see SourceTimestampDouble in .NET Reference.

The source timestamp associated with the value. In local time.

 

DISPID (Dispatch ID):

 

For more information, see SourceTimestampLocal in .NET Reference.

The source timestamp associated with the value. In local time, as double-precision floating-point number that contains an OLE Automation date.

 

DISPID (Dispatch ID):

 

For more information, see SourceTimestampLocalDouble in .NET Reference.

The status code associated with the value (default value is "Good").

 

DISPID (Dispatch ID):

 

For more information, see StatusCode in .NET Reference.

Status information.

 

DISPID (Dispatch ID):

 

For more information, see StatusInfo in .NET Reference.

Returns a string that represents the current object.

 

DISPID (Dispatch ID):

 

For more information, see ToString in .NET Reference.

Formats the value of the current instance using the specified format.

 

DISPID (Dispatch ID):

 

For more information, see ToString in .NET Reference.

Converts the value of the current object to its equivalent string representation using the specified format.
The value of the data value.

 

DISPID (Dispatch ID):

 

For more information, see Value in .NET Reference.

Returns the type of the Value, or null if there is no value.

 

DISPID (Dispatch ID):

 

For more information, see ValueType in .NET Reference.

Returns the type name of the Value, or an empty string if there is no value.

 

DISPID (Dispatch ID):

 

For more information, see ValueTypeName in .NET Reference.

Remarks

For remarks, see _UADataValue in .NET Reference.

See Also

UAAttributeData Object