This quick tutorial guides how to add JavaScript to PDF using C#. It has details to add various types of JavaScript snippets to different actions performed while loading a PDF file into a PDF viewer or editor. You will get IDE settings, a list of steps, and a sample code for adding JavaScript in PDF files using C#.

Steps for PDF Scripting using C#

1. Set the environment to use Aspose.PDF for .NET for working with PDF JS
2. Import the PDF and Annotations classes from the library
3. Load the license for complete product features
4. Load the source PDF file into the Document object, where JavaScript is to be added
5. Create a JavascriptAction class object and set the message to be displayed
6. Set this script for the document open action using the OpenAction property
7. Add another script before the closing of the PDF and set a message
8. Save the updated PDF file

These steps describe how to create interactive PDF JavaScript using C#. Import the PDF and Annotations classes, load the license, and add JavaScript that runs when the PDF is opened. Use other options to handle different actions, such as running a script before closing the PDF.

Code for Adding JavaScript Inside PDF using C#

This code demonstrates how to handle PDF with JS using C#. You can handle document-level actions, page-level actions, form field actions, button actions, and link actions. For adding a link action, use the app.launchURL() method with a valid URL as an argument.

This article has guided us to configure PDF for running JavaScript against different actions on the PDF. To add tooltip, refer to the article Add Tooltip in PDF using C#.