JSFiddle - React, Tailwind, and code Playground

HTML

<div id="mydiv">
    <font size="3">
        <font color="green">
            <font face="helvetica">hello world</font>
        </font>
     </font>
</div>

JavaScript

$fonts = $("font","#mydiv");

console.log($fonts.text());

$fonts.text(function(){
    return "New text";
});

console.log($fonts.text());