JSFiddle - React, Tailwind, and code Playground
HTML
<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8.4/themes/ui-lightness/jquery-ui.css">
JavaScript
var url = 'youtube.com/watch?v=3sZOD3xKL0Y&feature=youtube_gdata&fun=zip';
url = url.split('&')[2];
alert(url);