![]() og:audio – A URL to an audio file for this object.og:locale:alternate – An array of other locales this page is available in.og:locale – The locale represents language_TERRITORY.og:site_name – If the object being shared is part of a larger web site, the name should be displayed for the overall site.og:url – The canonical URL of the object that will be used as its permanent ID in the graph, eg: “”.eg: For specific pages within a website, the object type “article” should be used og:description – A precise one to two sentence description of the object.og:image – An image URL which should represent the object within the graph.og:title – The title of the object as it should appear within the graph.Also, these tags enable a web page to become a rich object in a social graph. ![]() So to be specific about the content that need to be shared or to be picked by the crawler’s of social sites we can set their specific meta tags.įor example Facebook uses open graph meta tags, which their crawler first see’s to obtain the information about a page being shared over facebook from a particular user’s site or a non-Facebook site. In that case, sometimes random content gets shared about a page which was not expected. So, one can set these tags’ content and decide what the crawler should extract from this page instead of fetching information by its own based on their particular algorithm for fetching information from the page when no meta tags are present. Social meta tags allow social site’s crawler to extract the information about the page when it’s being shared, liked or recommended. Meta tags also play an important role in the field of marketing research known as search engine optimization(SEO), where search engines like Google gives sites better ranking based on the presence of meta tags. They are used to specify page description, keywords (for search purposes), author information or any other metadata giving additional information about the page. ![]() They must be declared within head section of the web page only. Meta tags in HTML documents provide metadata/information about a web page, or the content it contains. ![]()
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