JSFiddle - React, Tailwind, and code Playground
HTML
<div id="teste">
http://google.com
</div>
<button>Abrir</button>
JavaScript
button2 = document.querySelector("button");
button2.onclick = function() {
var elemento = document.querySelector("#teste").innerText.trim();
var popup = window.open(elemento,'_blank','width=500, height=300');
}