Table of Contents

URL Structure discussion

URL vs URI vs URN discussion

Name (Uniform Resource -) Example Note
URI (Identifier) https://www.google.co.kr/search?q=uri
URL (Locator) https://www.google.co.kr/search Subset of URI, contains only about location
URN (Name) urn:google:search:uri Subset of URI, doesn't necessarily tell you how to locate it on the internet. Usually Prefixed with urn:

Valid URL characters discussion

What does the term endpoint mean? discussion

Is the fragment of the URL available on the server side? discussion

No, it is available to the browser only, so you have to deal it with JavaScript.

The fragment identifier functions differently than the rest of the URI: namely, its processing is exclusively client-side with no participation from the server.