import { useAmp } from 'next/amp' import Document, { Html, Head, Main, NextScript } from 'next/document' const AmpTst = () => { const isAmp = useAmp() return

{isAmp ? 'AMP Power!!!' : 'no AMP for you...'}

} class MyDocument extends Document { static async getInitialProps (ctx) { const initialProps = await Document.getInitialProps(ctx) return { ...initialProps } } render () { return (

) } } export default MyDocument