Google
Accelerated Mobile Pages (AMP), - . - AMP HTML,
github. "⚡", .
AMP HTML , - JavaScript- , . JavaScript , , ,
Web Components, AMP HTML.
. JS- -.
AMP HTML 4 , AMP. URL "#development=1", assert-, AMP, . - :
<!doctype html>
<html ⚡>
<head>
<meta charset="utf-8">
<link rel="canonical" href="hello-world.html" >
<meta name="viewport" content="width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no,minimal-ui">
<script src="https://cdn.ampproject.org/v0.js" async></script>
<style>body {opacity: 0}</style><noscript><style>body {opacity: 1}</style></noscript>
</head>
<body>Hello World!</body>
</html>
AMP- Google — URL:
g.co/ampdemo. gif-:
: AMP.