	Name	Description
	DefaultFontName	Returns the default font name for the workbook.
	DefaultFontSizeInPoints	Returns the default font size in points for the workbook.

	Name	Description
	FileFormat	Sets/gets the file format that the spreadsheet will be saved in.
	OpenXmlStandard	Gets or sets the level of Open XML document conformance on exporting with Xlsx file format.
	ProtectWorkbookPassword	Sets/gets the password for protecting the elements in workbook.
	ProtectWorkBookStructure	Sets or returns a value indicating whether Excel will let the user add, delete, reorder, or rename sheets in the workbook.
	ProtectWorkbookWindows	Sets or returns a value indicating whether the workbook or sheet is protected.
	Security	Returns a DDSecurity object for initializing document security.
	SheetName	Sets or returns a value indicating the name of sheet. Sheet is default.
	Sheets	Returns a DDSheets object, which is a collection of DDSheet objects, which make up the workbook.
	UseCompression	Gets or sets the value indicating should compression be used on exporting with Xlsx file format.
	UseDefaultPalette	Sets or returns whether export document with Excel default palette.

	Name	Description
	Clear	Removes all sheets, creates a fresh instance of all member class variables and initializes all member data variables to their default value.
	Save	Overloaded. Saves the current workbook.