Let’s begin by looking at an HTML form and some vanilla JavaScript to go with it, as shown in Listing 1. You can also see this example running in a live fiddle. Listing 1. A simple HTML form ...

For example, the form to POST new to-dos is ... approaches and they always seem to obfuscate the powerful trio of HTML, JavaScript, and CSS, which continues to win out in the end.

Fortunately, HTML5 file input form tags simplified things on the ... provide an Ajax-based response indicating the file uploaded successfully. In this example, the JavaScript file upload target is an ...

In JavaScript, for example, you can assign a number to a variable named "x" as easily as you can assign the word "apple" to it. This flexibility allows you to create programs without worrying ...

The <script> and </script> tags on lines 1 and 8 are used to let the browser know that anything contained between these tags is written in JavaScript ... there to be an HTML element with the ...

including JavaScript, dynamic HTML (DHTML) and Extensible Markup Language (XML). Based on open standards, AJAX uses a browser built-in XMLHttpRequest object, JavaScript and HTML Document Object Model ...