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Jul 13 2022

How to View DOCX in an Angular Web App

by Andrey Safonov

Looking for an Angular DOCX viewer? This blog describes how to view Microsoft Office documents in an Angular file viewer app using PDFTron’s WebViewer. This includes Microsoft Word, Excel, and PowerPoint formats and legacy formats like DOC, XLS, and PPT. 

With just a few lines of code, view files client-side, without server dependencies, Microsoft Office licenses, or third-party software. The PDFTron WebViewer directly converts `DOCX,` `XLSX,` and `PPTX` files using JavaScript, and renders them for viewing dynamically. 

You can also try our

to test your files in WebViewer. 

View our full Angular doc viewer demo on

or visit the documentation
for get-started steps
and further information on additional functionality. 

Additional Functionality  

WebViewer supports more than simply viewing Office documents, offering

mail merge
on DOCX templates,
text editing
page manipulation
form filling and creation
, and much more. 

WebViewer also supports formats like PDF, images,

, and

How to View DOCX in an Angular Web App 

Step 1 - Get Started 

After the Angular doc viewer example is running, pass the URL, blob, file path, or arrayBuffer to `initialDoc` property in the WebViewer constructor. 

Code Example for Angular Document Viewer 

  initialDoc: '',
}, document.getElementById('viewer'));

You can also call `loadDocument` with the same parameters.

  .then(instance => {
    instance.UI.loadDocument('', { filename: 'myfile.docx' });

Step 2 - Run the App

Now run the app via 'npm start'.  

View the npm Angular file viewer docx app, by navigating to http://localhost:4200/. The app automatically reloads if you change any source files. 

A Customizable UI 

To configure the UI, WebViewer comes with a rich set of APIs. For an idea of the vast possibilities, check out the

, or
create your own UI
by referencing our open-source
UI code


 The process to add Office document viewing and collaboration to your native npm Angular file browser app is straightforward using the PDFTron WebViewer, a

. The source code for this blog post is available on our

 You can also check out other capabilities on our

If you have any questions about PDFTron’s SDK or WebViewer, please


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