JSFiddle - React, Tailwind, and code Playground

HTML

<div id="dvData">
    <ul>
        <li>jQuery</li>
        <li>JavaScript</li>
        <li>Dojo</li>
        <li>Mootools</li>
    </ul>
</div>

CSS

body
{
    font-family:Arial;
    font-size: 10pt;
}

JavaScript

$(document).ready(function() { 
    var a=1;
    setTimeout(function() { 
        $('#dvData').fadeOut(); 
 }, 2000); 
    
    if(a==1)
    {
        alert("value i s 1");
    }
    else
    {
         alert("value is 0");   
    }
});