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Free online XLSX to XLS conversion via java

Use free online app or Java SDK to convert between XLSX & XLS as well as several popular formats from Microsoft® Excel.

Java Code for Converting XLSX to XLS 

// Converting XLSX to HTML
SaveOptions saveOptions = new SaveOption();
saveOption.setSaveFormat("XLSX");
SaveResponse response = cellsApi.cellsSaveAsPostDocumentSaveAs(file, saveOptions, newfilename + ".HTML", isAutoFitRows, isAutoFitColumns, folder,null);

    // Converting HTML to XLS
SaveOptions saveOptions = new SaveOption();
saveOption.setSaveFormat("HTML");
SaveResponse response = cellsApi.cellsSaveAsPostDocumentSaveAs(file, saveOptions, newfilename + ".XLS", isAutoFitRows, isAutoFitColumns, folder,null);

How to convert XLSX to XLS online in Cloud Apps

  1. Initialize WordsApi and CellsApi with Client Id, Client Secret, Base URL & API version
  2. Set ConvertDocumentRequest with parameters local file name and format as HTML
  3. Call WordsApi convertDocument to convert XLSX document to HTML
  4. Initialize SaveOption from CellsAPI with parameters SaveFormat as XLS
  5. Call cellsSaveAsPostDocumentSaveAs method to convert XLSX file to XLS

Get Started with Aspose.Total REST APIs

  1. Create an account at Dashboard to get free API quota & authorization details
  2. Get Aspose.Words and Aspose.Cells Cloud SDKs for Java source code from Aspose.Words GitHub and Aspose.Cells GitHub repos to compile/use the SDK yourself or head to the Releases for alternative download options.
  3. Also have a look at Swagger-based API Reference for Aspose.Words and Aspose.Cells to know more about the REST API.

How to Convert Excel XLSX to other formats online

You can use Aspose.Cells to transform XLSX files into HTML format. Then, you can input the HTML files to any of the APIs in Aspose.Total, such as Aspose.Words, Aspose.PDF, Aspose.Email, Aspose.Slides, Aspose.Diagram, Aspose.Tasks, Aspose.3D, Aspose.HTML. This will allow you to output the files in hundred of different formats.

To see the full list of supported formats, please check the Aspose.Total Cloud page.

How to convert MS Excel XLSX to Image formats

Aspose.Cells Cloud SDK produces few quick and easy ways to convert MS Excel files to various image formats similar to what we have done above for XLS: by direct REST API calls or using SDKs. There are multiple image formats accessible for converting Excel sheets with Aspose.Cells Cloud APIs - JPEG, PNG, BMP, GIF, and TIFF.

  1. Create SaveOption object and set desire format using SaveFormat property.
  2. Create ConvertDocumentRequest object to convert XLSX document
  3. Call SaveAsPostDocument method of CellsApi class instance for conversion from XLSX

How to Convert XLSX to PDF online

For XLSX to PDF, you need to go to the web page XLSX to PDF and upload the XLSX file from your device. Then, you need to click on the “Convert” button and wait for the conversion to finish. After that, you can download the PDF file to your device.

How to Convert Webpage to XLS format

For Webpage to XLS format conversion, you need to go to the website Webpage to XLS and enter the URL of the webpage you want to convert in the input box. Then, you need to click on the “Convert” button and wait for the conversion to finish. After that, you can download the XLS file to your device.

FAQ

  • What is XLSX Format?
    XLSX is well-known format for Microsoft Excel documents that was introduced by Microsoft with the release of Microsoft Office 2007. Based on structure organized according to the Open Packaging Conventions as outlined in Part 2 of the OOXML standard ECMA-376, the new format is a zip package that contains a number of XML files. The underlying structure and files can be examined by simply unzipping the .xlsx file.
  • What is XLS Format?
    Files with XLS extension represent Excel Binary File Format. Such files can be created by Microsoft Excel as well as other similar spreadsheet programs such as OpenOffice Calc or Apple Numbers. File saved by Excel is known as Workbook where each workbook can have one or more worksheets. Data is stored and displayed to users in table format in worksheet and can span numeric values, text data, formulas, external data connections, images, and charts. Applications like Microsoft Excel lets you export workbook data to several different formats including PDF, CSV, XLSX, TXT, HTML, XPS, and several others. The XLS file format was replaced with a more open and structured format, XLSX, with the release of Microsoft Excel 2007. The latest versions still provide support for creating and reading XLS files, though XLSX is the first choice of use now.
  • How can I get started with Aspose.Total REST APIs?
    Quickstart not only guides through the initialization of Aspose.Total Cloud API, it also helps in installing the required libraries.
  • Where can I see the release notes for Aspose.Total Cloud API?
    Complete release notes can be reviewed at Aspose.Total Cloud Documentation.
  • Is it safe to convert XLSX to XLS in the Cloud?
    Of course! Aspose Cloud uses Amazon EC2 cloud servers that guarantee the security and resilience of the service. Please read more about Aspose's Security Practices.
  • What file formats are supported by Aspose.Total Cloud API?
    Aspose.Total Cloud can convert file formats from any product family to any other product family to PDF, DOCX, XPS, image(TIFF, JPEG, PNG BMP), MD and more. Checkout the complete list of supported file formats.
  • I can not find the SDK for my favorite language. What should I do?
    Aspose.Total Cloud is also available as a Docker Container. Try using it with cURL in case your required SDK is not available yet.