JavaScript variables hold a wide variety of information and can be used with virtually any data type. Here's how to use variables to store numbers, text strings, objects, and more.

JavaScript is a widely used scripting language that adds functionality and interactivity to a webpage. Building on a static HTML framework and CSS styling, with JavaScript you can store information in ...

These forms use HTML markup and optionally JavaScript functions. Your website may use URL variables, which allow you to pass data items as part of the URL for a particular page.