params

returns array of WIN32OLE_PARAM object corresponding with method parameters.

tobj = WIN32OLE_TYPE.new('Microsoft Excel 9.0 Object Library', 'Workbook')
method = WIN32OLE_METHOD.new(tobj, 'SaveAs')
p method.params # => [Filename, FileFormat, Password, WriteResPassword,
                      ReadOnlyRecommended, CreateBackup, AccessMode,
                      ConflictResolution, AddToMru, TextCodepage,
                      TextVisualLayout]