import React from "react" ; import Input from "../components/Input" ; import Checkbox from "../components/Checkbox" ; import { setPrefix } from "../../lib" ; setPrefix ( "test-" ) ; const IndexPage = ( ) => ( < div > < h4 > Try to refresh page and look to the console - it & apos ; s clear ! < br / > No mismatch between id & apos ; s generated in server and in browser . < /h4> < Input / > < Input /> < Input / > < br /> < Checkbox / > < Checkbox /> < Checkbox / > < /div>); export default IndexPage ;