OPC Labs EasyOPC “Classic” Core Library
DAVtq Object Members
Overview 
OpcLabs_EasyOpcClassicCore ActiveX DLL : DAVtq Object
Public Methods
Creates a new object that is a copy of the current instance.

 

DISPID (Dispatch ID):

 

For more information, see Clone in .NET Reference.

Formats the data value for display.

 

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.

 

DISPID (Dispatch ID):

 

For more information, see GetObjectData in .NET Reference.

Gets the Type of the current instance.

 

DISPID (Dispatch ID):

 

For more information, see GetType in .NET Reference.

Sets the data value.

 

DISPID (Dispatch ID):

 

For more information, see SetValue in .NET Reference.

Public Properties
The display string for the current object.

 

DISPID (Dispatch ID): 0

 

For more information, see ToString in .NET Reference.

Determines whether there is a (non-default) timestamp in the VTQ.

 

DISPID (Dispatch ID):

 

For more information, see HasTimestamp in .NET Reference.

Returns whether the Value contains valid data.

 

DISPID (Dispatch ID):

 

For more information, see HasValue in .NET Reference.

Gets or sets the quality.

 

DISPID (Dispatch ID):

 

For more information, see Quality in .NET Reference.

Status information.

 

DISPID (Dispatch ID):

 

For more information, see StatusInfo in .NET Reference.

Gets or sets the timestamp. In UTC.

 

DISPID (Dispatch ID):

 

For more information, see Timestamp in .NET Reference.

Gets or sets the timestamp. In UTC, as double-precision floating-point number that contains an OLE Automation date.

 

DISPID (Dispatch ID):

 

For more information, see TimestampDouble in .NET Reference.

Gets or sets the timestamp. In local time.

 

DISPID (Dispatch ID):

 

For more information, see TimestampLocal in .NET Reference.

Gets or sets the timestamp. In local time, as double-precision floating-point number that contains an OLE Automation date.

 

DISPID (Dispatch ID):

 

For more information, see TimestampLocalDouble 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.
Gets or sets 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.

See Also

DAVtq Object