use strict;
use Spreadsheet::WriteExcel;
    
my $workbook   = Spreadsheet::WriteExcel->new("demo.xls");
my $worksheet_BOB = $workbook->add_worksheet('BOB');
my $worksheet_SUE = $workbook->add_worksheet('SUE');
$worksheet_BOB->write('A2', "Bob is here");
$worksheet_SUE->write('A2', "Sue is here");
__END__