'Declaration Protected MustOverride Function Evaluate( _ ByVal numberStack As ExcelCalcNumberStack, _ ByVal argumentCount As Integer _ ) As ExcelCalcValue
protected abstract ExcelCalcValue Evaluate( ExcelCalcNumberStack numberStack, int argumentCount )
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2