/*03 ExcelWorkbook*/
create or replace function test_03_ExcelWorkbook
  return clob is
  l_ws pls_integer;
  l_row pls_integer;
  l_cell pls_integer;
begin
  plxls_xml.init; -- Initialize instance
  plxls_xml.setExcelWorkbook( -- workbook-level characteristics and properties
    p_WindowHeight     => 12405,
    p_WindowWidth      => 19020,
    p_WindowTopX       => 120,
    p_WindowTopY       => 45,
    p_ProtectStructure => False,
    p_ProtectWindows   => False
    );
  l_ws := plxls_xml.addWorksheet( -- add worksheet
    p_Name => 'FirstWS'
    ); 
  l_row := plxls_xml.addRow( -- add a row
    p_ws => l_ws
    ); 
  l_cell := plxls_xml.addCell_String( -- add a cell
    p_ws   => l_ws,
    p_row  => l_row,
    p_data => 'Hello World!'
    );
  
  return plxls_xml.getdoc;
end;
/