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Rel attribute in html

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  • The rel attribute is used to specify the relationship between the linked document and the current document.

Syntax for rel attribute in HTML:

<a rel=”value”></a> 

Difference between HTML 4.01 and HTML 5 for rel Attribute:

HTML 4.01

  • HTML 4 supports some values in rel attribute.

HTML 5

  • Some values removed and some values added in HTML 5.

Applies To:

Elements Attribute
<a> rel
<area> rel
<link> rel

rel Attribute Values:

Value Description
auto To load the entire media file when the page loads.
alternate Provides a link to an alternate representation of the document (i.e. print page, translated or mirror)
alternate Links to an alternate version of the document (i.e. print page, translated or mirror)
author Provides a link to the author of the document
bookmark Permanent URL used for bookmarking
dns-prefetch Specifies that the browser should preemptively perform DNS resolution for the target resource's origin
external Indicates that the referenced document is not part of the same site as the current document
help Provides a link to a help document
icon Imports an icon to represent the document.
license Provides a link to copyright information for the document
next Provides a link to the next document in the series
nofollow Links to an unendorsed document, like a paid link.
noopener Requires that any browsing context created by following the hyperlink must not have an opener browsing context
noreferrer Requires that the browser should not send an HTTP referer header if the user follows the hyperlink
pingback Provides the address of the pingback server that handles pingbacks to the current document
preconnect Specifies that the browser should preemptively connect to the target resource's origin.
prefetch Specifies that the target document should be cached
prefetch Specifies that the browser should preemptively fetch and cache the target resource as it is likely to be required for a follow-up navigation
preload Specifies that the browser agent must preemptively fetch and cache the target resource for current navigation according to the destination given by the "as" attribute (and the priority associated with that destination).
prev Indicates that the document is a part of a series, and that the previous document in the series is the referenced document
search Provides a link to a resource that can be used to search through the current document and its related pages.
stylesheet Imports a style sheet
tag A tag (keyword) for the current document

Sample Coding for rel Attribute in HTML:

Tryit<!DOCTYPE html>
<html>
    <head>
        <title>Wikitechy rel attribute</title>
    </head>
    <body>
        <a href="http://www.wikitechy.com/register" rel="nofollow">
         Wikitechy SignUp</a> 
    </body>
</html>

Code Explanation for rel Attribute in HTML:

rel Attribute Code Explanation

  1. This rel attribute used to specifies that the relation to the linked document.
  2. “nofollow” used to guide the search engine to do not follow the link.

Output for rel Attribute in HTML:

rel Attribute Output

  1. The output shows that the link to “Wikitechy SignUp”. That the target page not followed by the search engine.

Browser Support for rel Attribute in HTML:

Yes Yes Yes Yes Yes

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