Shell Programming and Scripting

 
use Spreadsheet::TieExcel;

    tie $x, 'Spreadsheet::TieExcel::Scalar', 3, 2; # Tie cell at row 3, column 2

    $x = 'a';                           # assign value to cell

    print $x;                           # read value from cell

    $X = tied $x;
    $X << 1;                            # move pointer one cell to the left
                                        # $x is now tied to cell at row 3, column 2

    $x = 'b';                           # set cell
    print $x;                           # read cell