He said it shows you the HTML of the page your are viewing. The HTML (HyperText Markup Language) it used for telling the browser where to display items, and what items to display. The console could also contain javascript (much different then java, DON'T get then confused) that makes webpages interactive. It often contains some connection info. All in all, it is called the developer tools for a reason. It is used for developing and debugging webpages. |