JSFiddle - React, Tailwind, and code Playground

by scyrizales

HTML

<h1>Marca Almuerzo</h1>
DNI: <input type="text" id="dni" />
<iframe width="800px" height="500px" src="http://200.55.21.162:50180/TimesheetControl/Default.aspx"></iframe>

JavaScript

$(function(){
    var iframeTS = $("iframe")[0];
    alert(iframeTS.getElementByID}d("ctl00_MainContent_Logon1_tbDni").value);
});