JSFiddle - React, Tailwind, and code Playground
HTML
<div id="content">
<label>Link Name:</label>
<input type="text" id="linkName">
<a id="link" href="https://teamtreehouse.com"></a>
</div>
JavaScript
let inputValue = document.getElementById('linkName').value = "Chris";
document.getElementsByTagName('a')[0].textContent = inputValue;