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.

How to Populate Text Fields From URL Variables. Many business websites use forms to capture user data. These forms use HTML markup and optionally JavaScript functions. Your website may use URL ...

This means that you have the ability to create a text box element dynamically and set its attributes any time you like. The document.createElement function makes this possible as shown below: ...