object, this property returns the information about the version of Excel that the workbook was last fully recalculated by. Read-only Long.
expression.CalculationVersion
expression Required. An expression that returns one of the objects in the Applies To list.
Remarks
If the workbook was saved in an earlier version of Excel and if the workbook hasn't been fully recalculated, then this property returns 0.
Example
This example compares the version of Microsoft Excel with the version of Excel that the workbook was last calculated in. If the two version numbers are different, the example sets the blnFullCalc variable to True.
If Application.CalculationVersion <> _
Workbooks(1).CalculationVersion Then
blnFullCalc = True
Else
blnFullCalc = False
End If