Reference>IXLSRange>Item :: Delphi + Excel

Returns a IXLSRange object that represents a range at an offset to the specified range.

Syntax

property Item[Row: Word; Col: Word]: IXLSRange;

Row	Word. A number that indicates the row number of the cell you want to access, starting with 1 for the first row in the range.
Col	Word. A number that indicates the column number of the cell you want to access, starting with 1 for the first column in the range.

This example sets the value of the first cell in selection to 3.14.

Workbook.Sheets[1].Selection.Item[1, 1].Value := 3.14;