JSFiddle - React, Tailwind, and code Playground

by pradeep

HTML

<p><b>Some content here.</b></p>
<p><b>Some Bold Text:</b> and some NOT bold text.</p>

JavaScript

var els = $('p').filter(function() {
    return /^<(b)>.+<\/\1>$/.test($.trim($(this).html()));
});

els.css('color', 'red');