URI

A URI identifies a resource. It is a locator. It includes a URI scheme, authority, path, query and fragment by syntax. For example, http: is a URI scheme.

URL

The term “Uniform Resource Locator” (URL) refers to the subset of URIs that, in addition to identifying a resource, provide a means of locating the resource by describing its primary access mechanism (e.g., its network “location”). .............
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