This tutorial focuses on:
- What you should already know
What you should already know
- Interact with the user - For example, you can ask the user for their name in a prompt box and print a custom message with it on a webpage such as "Hello Roger!"
- Form validation - For example, you can check to make sure that certain fields in a form were actually filled out, or that a piece of data contains the required amount of characters.
- Browser detection - For example, you can find out if a user is using Firefox or Internet Explorer.