What is amp? AMP stands for Accelerated Mobile Pages, a Google-backed project designed as associate degree open customary for any publisher to possess pages load quickly on mobile devices. On Feb. 24, 2016, Google formally integrated AMP listings into its mobile search results. Pages creating use of AMP coding seem among special places within the search results and/or with a special “AMP” designation. AMP could be thanked for building web content for static content that renders quickly. AMP in action consists of 3 completely different parts: AMP markup language is markup language with some restrictions for reliable performance and a few extensions for building wealthy content on the far side basic markup language. The AMP JS library ensures the quick rendering of AMP markup language pages. The Google AMP Cache is often accustomed serve cached AMP HTML pages.
AMP HTML is essentially hypertext markup language extended with custom AMP properties. Although most tags in associate AMP hypertext markup language page are regular hypertext markup language tags, some hypertext markup language tags are replaced with AMP-specific tags (see additionally HTML Tags within the AMP spec). These custom components, known as AMP hypertext markup language parts, create common patterns simple to implement in a very performing manner. For instance, the tag provides full support even in browsers that don’t support it.
The AMP JS library implements all of AMP’s best performance practices manages resource loading and provides you the custom tags mentioned higher than, all to make sure a quick rendering of your page. Among the largest optimizations is that the incontrovertible fact that it makes everything that comes from external resources asynchronous, thus nothing within the page will block something from rendering. Different performance techniques embody the sandboxing of all frames, the pre-calculation of the layout of each part on the page before resources are loaded and therefore the disabling of slow CSS selectors. To find out a lot of regarding not simply the optimizations however, the restrictions scan the AMP hypertext markup language specification. This refers and ensures the most efficient outcomes for your mobile search results.
Google AMP Cache
The Google AMP Cache may be a proxy-based content delivery network for delivering all valid AMP documents. It fetches AMP HTML pages, caches them, and improves page performance mechanically. Once victimization takes place, Google AMP Cache indicates at all other documents. All JS files and every single picture are used to be loaded from a constant origin. It refers to further victimization under communications protocol 2.0 for optimum efficiency. The cache conjointly comes with an integral validation system that confirms that the page is certain to work which it does not depend upon external resources. The validation system runs a series of assertions confirming the page’s markup meets the AMP HTML specification. Another version of the validation comes bundled with each AMP page. This version will log validation errors on to the browser’s console once the page is rendered; permitting you to ascertain however, advanced changes in your code may impact performance and user expertise.
AMP HTML: Extended with custom AMP properties
AMP JS: Manages resource loading and provides custom tags
Google AMP Cache: Proxy-based content delivery network for delivering all valid AMP documents.
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