Service workers can access some very useful global API methods. Let's look at a few of these methods; you might them find handy, and they can be used in your own projects. Some of these global API methods include Cache
, caches
, getAll
, Request
, Response
, and fetch
.
To get started with service workers, you will need to have the service worker experiment feature turned on in your browser settings. If you have not done this yet, refer to the first recipe of Chapter 1, Learning Service Worker Basics: Setting up service workers. Service workers only run across HTTPS. To find out how to set up a development environment to support this feature, refer to the following recipes of Chapter 1, Learning Service Worker Basics: Setting up GitHub pages for SSL, Setting up SSL for Windows, and Setting up SSL for Mac.