Aspose.Cells for Node.js via Java is a scalable and feature-rich API to create, process, manipulate & convert Excel & OpenOffice spreadsheets using Node.js. API offers Excel file generation, conversion, worksheets styling, Pivot Table & chart management & rendering, reliable formula calculation engine and much more - all without any dependency on Office Automation or Microsoft Excel®.

Note

- We have released Aspose.Cells for Node.js via C++ since v24.7.0. It is highly recommended to use it to replace Aspose.Cells for Node.js via Java. We will gradually reduce the release frequency of Aspose.Cells for Node.js via Java and focus on Aspose.Cells for Node.js via C++ in the future.
- Aspose.Cells for Node.js via Java depends internally on node-java, which is built on NAN, and NAN directly relies on the V8 C++ API. Therefore, installing "Aspose.Cells for Node.js via Java" requires compiling node-java.

Node.js Spreadsheet API Features

- Generate Excel files via API or using templates.
- Create Pivot Tables, charts, sparklines & conditional formatting rules on-the-fly.
- Refresh existing charts & convert charts to images or PDF.
- Create & manipulate comments & hyperlinks.
- Set complex formulas & calculate results via API.
- Set protection on workbooks, worksheets, cells, columns or rows.
- Create & manipulate named ranges.
- Populate worksheets through Smart Markers.
- Manipulate & refresh Pivot Tables via API.
- Convert worksheets to PDF, XPS & SVG formats.
- Inter-convert files to popular Excel formats.

Read & Write Excel Files

Microsoft Excel: XLS, XLSX, XLSB, XLTX, XLTM, XLSM, XML
OpenOffice: ODS
Text: CSV, Tab-Delimited, TXT, JSON
Web: HTML, MHTML

Save Excel Files As

Fixed Layout: PDF, XPS
Images: JPEG, PNG, BMP, SVG, TIFF, GIF, EMF
Text: CSV, Tab-Delimited, JSON, SQL, XML

Getting Started with Aspose.Cells for Nodejs via Java

$3

 js

var aspose = aspose || {};

aspose.cells = require("aspose.cells");



var workbook = new aspose.cells.Workbook(aspose.cells.FileFormatType.XLSX);

workbook.getWorksheets().get(0).getCells().get("A1").putValue("testing...");

workbook.save("output.xlsx");

$3

 js

var aspose = aspose || {};

aspose.cells = require("aspose.cells");



var workbook = new aspose.cells.Workbook("example.xlsx");

var saveOptions = aspose.cells.PdfSaveOptions();

saveOptions.setOnePagePerSheet(true);

workbook.save("example.pdf", saveOptions);

$3

js

var aspose = aspose || {};

aspose.cells = require("aspose.cells");



var excel = new aspose.cells.Workbook();

var style = excel.createStyle();

style.getFont().setName("Times New Roman");

style.getFont().setColor(aspose.cells.Color.getBlue());

for (var i = 0; i < 100; i++)

{

    excel.getWorksheets().get(0).getCells().get(0, i).setStyle(style);

}

$3

js

var aspose = aspose || {};

aspose.cells = require("aspose.cells");



var workbook = new aspose.cells.Workbook();

var sheetIndex = workbook.getWorksheets().add();

var worksheet = workbook.getWorksheets().get(sheetIndex);



// adding a picture at "F6" cell

worksheet.getPictures().add(5, 5, "image.gif");



workbook.save("output.xls", aspose.cells.SaveFormat.EXCEL_97_TO_2003);