require_once "Spreadsheet/Excel/Writer.php";
void Worksheet::repeatColumns (integer $first_col [, integer $last_col=NULL])
void Worksheet::repeatColumns
Set the columns to repeat at the left hand side of each printed page.
integer $first_col - First column to repeat
integer $last_col - Last column to repeat. Optional.
This function can not be called statically.
Example 29-1. Using repeatColumns()