JSFiddle - React, Tailwind, and code Playground

by josekerekes

HTML

<a href="http://www.google.ro">hello</a>
<a href="http://www.yahoo.ro">hi</a>
<a href="#red">hi</a>

JavaScript

Array.from(document.querySelectorAll( 'a' )).forEach( a => {
        if(location.hostname !== a.hostname || !a.hostname.length) {
            a.classList.add('external');
        }
    });