Attribute Values: alternate: It defines an alternate version of the document i.e. print page, translated or mirror. As HTML standards change, attributes go in and out of style, and it is important to make sure websites are updated accordingly to avoid problems like display errors. The Content-DispositionHTTP header 2.1.2. If you omit the type attribute, the browser will look at the rel attribute … The rel attribute is used to specify the relationship between the current and the linked document. rel="follow" is only used to override the default "nofollow" It actually depends on what you want to achieve, If you want "nofollow" then just use rel="nofollow" & the rel="follow" is not needed, But on the other hand if you want rel="follow", then you need to provide rel="nofollow" first and … If the attribute is omitted or if none of the values in the attribute are recognized by the user agent, then the document has no particular relationship with the destination resource other than there being a hyperlink between the two. The rel attribute is relevant to the , , , and . People curious to know about browser support for various attributes can look up technical documentations on the websites for those browsers. Example Usage. The value of this attribute shows the relationship of the current document to the linked document, as defined by the href attribute. For e.g This could be the translated version of the document as mentioned or referenced by the lang attribute. 2.1. ... About using [rel$=external], you could use it with an :after selector on links ending in … The most common value of type is "text/css". The rel attribute is an HTML attribute used to describe the relationship of a target page to the page that is linking it. If a page contains a hyperlink with the reply-to rel value, the first hyperlink with the reply-to rel value should be used as the address(es) to send the contact message. The author can specify a default file name by providing a value. Multiple values can be provided, separated by a space. Seemed rather useless, especially since it will only match an attribute that STARTS with “value-“. I solved HTML5 validation changing 'rel' attribute with 'data-rel' (as in #3 of #1429784: Use data attribute instead of rel to be HTML5 valid), but made no changes to js code. Claire Broadley. There is a common misconception that 'rel' is an attribute that can be used to hold any custom data. For a comprehensive review of the HTML5 markup language, explore our series, How To Build a Website in HTML. This attribute is optional. The type attribute specifies the media type of the linked document/resource. https://www.w3.org/wiki/index.php?title=Rel_attribute_values/reply-to&oldid=81365, An annotation system that allows users to directly annotate a technical specification in a browser can look for the feedback link with, An article on a news site could include a feedback link with, A popular blog could include a feedback link with. Starting with Firefox 44, the value of the crossorigin attribute is taken into consideration, making it possible to make anonymous prefetches. If the attribute is omitted or if none of the values in the attribute are supported, then the document has no particular relationship with the destination resource other than … In REST, do we always use link relation values to convey semantics/role of a linked resource? Search engines may also use the information in the ‘rel’ attribute to determine how to index or display the page. Similar issue at #1429784: Use data attribute instead of rel to be HTML5 valid. Using the rel Attribute Inside Anchor Tags download: Directs the browser to download the linked resource rather than opening it. Attribute name Values Notes; hreflang: Specifies the language of the linked resource. The rel attribute has no default value. < a rel="next" href="http://www.example.com/2">Further Entries might be used on a blog to provide a link to another page of entries. The required rel attribute specifies the relationship between the current document and the linked document/resource. Another common example of how this attribute can be used is in navigation, to prevent confusions and turnarounds. Consumers. And of those 19B tags, 1.8 billion of them contained a non-empty rel attribute. For example, the below example only allows release of memberOf if it contains a value that is 3 characters in length. Refer to the individual attribute's documentation for information on default parameter values. Answer: The link element uses two attributes, rel and href. Bad value utf-8 for attribute charset on element meta: utf-8 is not a valid character encoding name. Likewise, a site with affiliate partnerships might use a code like this: < a rel="affiliate" href="http://www.example.com">Friendly Affiliate. 2. For example, .NET predefines and uses attribute types to control run-time behavior, and some programming languages use attribute types to represent language features not directly supported by the .NET common type system. It is used only when href attribute present. She writes for HTML.com and runs a content agency, Red Robot Media. People can also use descriptors like “previous,” “stylesheet,” and “index” to provide descriptive tags for resources. In a document that has a point of contact for comments, questions, or other feedback, the reply-to rel value should be used on a hyperlink to indicate that contact information. author: It defines the author of the document. The rel attribute can also be tied in with other code; for instance, a style sheet can be coded to display a small arrow next to a link with a rel="previous" for ease of navigation. The rel attribute specifies the relationship between the current document and the linked document/resource. I literally couldn’t come up with a … It's not! I assume link relation value is always specified using rel attribute? Answer: True. Applies to The rel attribute can be used on the following elements: The tool checks any rel values against a known list and flags any not recognized. Note: reply-to is distinct and different from in-reply-to, which indicates that the current page is a reply to the page being linked to. URL nofollow attributes are used by webmasters to point to an outbound link within a particular type of content. Wikibuy Review: A Free Tool That Saves You Time and Money, 15 Creative Ways to Save Money That Actually Work. When search engines crawl the site, they can understand the relationships between pages within a site, as well as off-site links. Relationship Value or Values for the “rel” attribute Description Example; alternate: The link references an ‘alternate’ version of the document/page that the link is in. Craig discusses the problems, the solutions, and what we can expect in HTML5. That means [rel^=value] is just as useful. The result of query Q2 is shown in Figure 4.3(c). The document discusses the problems, the browser will look at the rel attribute used. 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