

It also enables you to view a large Excel file in SpreadJS. The worksheet can also be exported or imported to the same or another workbook. Similarly, you can also import a json string to your worksheet using the fromJson of the IWorksheet interface. You can export the information in a worksheet to a json string using the toJson method of the IWorksheet interface. Import and Export JSON Stream for worksheet For more information, see Import and Export from JSON Without Worksheets.

Note: To get better performance in case of large workbooks with many worksheets having complex formula, you can export and import the workbook and worksheets to separate JSON streams.
