The following sections describe the API for SpreadJS.

Namespace	Description
GC.Spread.CalcEngine	Namespace for the calculation utilities.
GC.Spread.CalcEngine.Expression	Namespace for calculation engine expressions.
GC.Spread.CalcEngine.Functions	Namespace for calculation functions.
GC.Spread.Commands	Namespace for the undo and redo utilities.
GC.Spread.Common	Namespace for culture information.
GC.Spread.Excel	Namespace for client-side Excel import and export.
GC.Spread.Formatter	Namespace for formatting information.
GC.SpreadJS	Main namespace for SpreadJS.
GC.Spread.Sheets.Barcode	Namespace for working with barcodes in spreadsheets.
GC.Spread.Sheets.Bindings	Namespace for binding information.
GC.Spread.Sheets.CalcEngine	Namespace for reference information.
GC.Spread.Sheets.CellTypes	Namespace for cell types.
GC.Spread.Sheets.Charts	Namespace for working with charts in spreadsheets.
GC.Spread.Sheets.Commands	Namespace for commands.
GC.Spread.Sheets.Comments	Namespace for comments.
GC.Spread.Sheets.ConditionalFormatting	Namespace for conditional formatting.
GC.Spread.Sheets.ContextMenu	Namespace for working with context menu.
GC.Spread.Sheets.DataValidation	Namespace for data validation.
GC.Spread.Sheets.Fill	Namespace for fill information.
GC.Spread.Sheets.Filter	Namespace for filter information.
GC.Spread.Sheets.FloatingObjects	Namespace for floating objects.
GC.Spread.Sheets.FormulaTextBox	Namespace for the formula text box.
GC.Spread.Sheets.OutlineColumn	Namespace for indented columns.
GC.Spread.Sheets.Outlines	Namespace for outlines.
GC.Spread.Sheets.PDF	Namespace for PDF.
GC.Spread.Sheets.Print	Namespace for printing.
GC.Spread.Sheets.Search	Namespace for searching.
GC.Spread.Sheets.Shapes	Namespace for embedding shapes.
GC.Spread.Sheets.Slicers	Namespace for slicers.
GC.Spread.Sheets.Sparklines	Main namespace for sparkline information.
GC.Spread.Sheets.Tables	Namespace for tables.
GC.Spread.Sheets.Touch	Namespace for touch support.
GC.Spread.Slicers	Namespace for slicers.