link element occurs within the
head element of an HTML
document. It indicates a relationship between the document and
some other object. A document may have any number of
link element is empty, but takes the same attributes as the
Typical uses are to indicate authorship, related indexes and glossaries, older or more recent versions, etc. Links can indicate a static tree structure in which the document was authored by pointing to a "parent" and "next" and "previous" document, for example.
Servers may also allow links to be added by those who do not have the right to alter the body of a document.