Public Function New( _
   ByVal sheetName As String, _
   ByVal row As Integer, _
   ByVal column As Integer, _
   ByVal rowCount As Integer, _
   ByVal columnCount As Integer _
)

Dim sheetName As String
Dim row As Integer
Dim column As Integer
Dim rowCount As Integer
Dim columnCount As Integer
 
Dim instance As New SheetCellRange(sheetName, row, column, rowCount, columnCount)

public SheetCellRange( 
   string sheetName,
   int row,
   int column,
   int rowCount,
   int columnCount
)