nextjs router link className code example
Example: next js active link
import Link from "next/link";
import { useRouter } from "next/router";
export const MyNav = () => {
const router = useRouter();
return (
<ul>
<li className={router.pathname == "/" ? "active" : ""}>
<Link href="/">home</Link>
</li>
<li className={router.pathname == "/about" ? "active" : ""}>
<Link href="/about">about</Link>
</li>
</ul>
);
};