Urls for page state in a single page app

1. Does URL change in single-page application?
2. Do single page applications have routes?
3. What is a state of a single-page application?
4. What websites are single page applications?

Does URL change in single-page application?

Most SPAs load website resources on the first page load. Thereafter, the URLs of the website do not change. For example, a flight booking website wherein the URL remains the same even if you navigate to different sections of the page.

Do single page applications have routes?

Modern single page applications use routing mechanisms which don't have to rely on fragments or additional url parameters, but simply leverage the url path.

What is a state of a single-page application?

An SPA (Single-page application) is a web app implementation that loads only a single web document, and then updates the body content of that single document via JavaScript APIs such as XMLHttpRequest and Fetch when different content is to be shown.

What websites are single page applications?

You'll easily recognize some popular examples of single page applications like Gmail, Google Maps, Airbnb, Netflix, Pinterest, Paypal, and many more. Companies all over the internet are using SPAs to build a fluid, scalable experience.