JSFiddle - React, Tailwind, and code Playground

by Wentz Wu

HTML

<div id="div1"></div>

JavaScript

var x = 'https://www.youtube.com/Watch?v=DY_wYGs_mw8';
var regex = /v=(.+)&|v=(.+)$/i;
var y = x.match(regex);
var z = y[1] || y[2];
$("#div1").html(z);

var str = '<iframe width="640" height="390" src="//www.youtube.com/embed/{0}" frameborder="0" allowfullscreen></iframe>';

var r = str.replace("{0}", z); 
$("#div1").append(r);