It is commonly used to send data from or to server. AJAX applications might use XML to transport data, but it is equally common to transport data as plain text or JSON text. Python has libraries with large collections of mathematical functions and analytical tools. Covering popular subjects like HTML, CSS, JavaScript, Python, SQL, Java, and many, many more. Here's an example of posting form data to add a user to a database. Note: This tutorial does not specify the latest versions of jQuery (currently 3.5.1) or Bootstrap (currently 5.0.0-beta1). Web 1.0 is a retronym referring to the first stage of the World Wide Web's evolution, from roughly 1991 to 2004. Covering popular subjects like HTML, CSS, JavaScript, Python, SQL, Java, and many, many more. If you use a FormData object with a form that includes widgets, the data will be processed automatically. Or if you are not using ajax; put it in hidden textarea and pass to server. If you need more complex data, send JSON instead. Render an HTML template with a