user1031200
user1031200

Reputation:

why <link> tag in HTML has sorts of rel attribute values in real world

As the w3school.com describes:

enter image description here

tag link in HTML5 rules 10 values for attribute rel, but I always found many others used in webpages, such as:

<link rel="me" type="text/html" href="www.example.com"/> 

There's no value me for attribute rel, but it still be used widely.

Why can be that? Any links or advice?

Upvotes: 2

Views: 846

Answers (3)

MarcinJuraszek
MarcinJuraszek

Reputation: 125620

HTML specification allows custom rel attribute values:

Extensions to the predefined set of link types may be registered in the microformats wiki existing-rel-values page. [MFREL]

Anyone is free to edit the microformats wiki existing-rel-values page at any time to add a type.

You shouldn't rely on w3schools, because there is a lot of incorrect data there: http://w3fools.com/

Upvotes: 1

Darren
Darren

Reputation: 70728

These are all types of Micro Formats.

rel=me 

Is Identity consolidation and is used to indicate profile equivalence (The ability for a user to indicate that one or more identities, profiles, URLs across different sites all represent that same user. Also known as: profile aggregation, profile equivalency)

http://microformats.org/wiki/rel-me

Upvotes: 1

Christian-G
Christian-G

Reputation: 2361

rel="me" is used on hyperlinks from one page about a person to other pages about that same person.

See: http://microformats.org/wiki/rel-me

Upvotes: 0

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