<div>
in order to use:<br />
<br />

<pre><code id="code-20-43006424-1">date.addDays(5)</code></pre>
<br />
you need to include this function as well:<br />
<br />

<pre><code id="code-20-43006424-2">Date.prototype.addDays = function(days) {
    var date = new Date(this.valueOf());
    date.setDate(date.getDate() + days);
    return date;
}</code></pre>
</div>


in order to use:



date.addDays(5)


you need to include this function as well:



Date.prototype.addDays = function(days) {
    var date = new Date(this.valueOf());
    date.setDate(date.getDate() + days);
    return date;
}

<div>
Just tried and not working to me
</div>


<div>
what error you have received?<br />
<br />
what library you're using for your picker class?
</div>


what error you have received?

what library you're using for your picker class?

ITsolutionWizard

<div>
<div class="content wysiwyg-content">
Inside of result var. I want to add days. like showing 01/01/2020<br />
How can i do that in JS?<br />
<br />

<pre><code id="code-10-29168764-1">&lt;script&gt;
    window.addEventListener(&quot;load&quot;, function () {
        // target input
        picker.attach(&quot;arrivaldate&quot;);
        picker.attach(&quot;departuredate&quot;);
        let today = new Date().toLocaleDateString();
        var result = new Date().toLocaleDateString().toString(&quot;MM/dd/YYYY&quot;);
         
        //alert(date.addDays(5));
        this.document.getElementById(&quot;arrivaldate&quot;).value = today;
        this.document.getElementById(&quot;departuredate&quot;).value = result;

    });
  
&lt;/script&gt;</code></pre>
</div>
</div>


Inside of result var. I want to add days. like showing 01/01/2020
How can i do that in JS?

(CODE)

JS Add Date

JavaScript is a dynamic, object-based language commonly used for client-side scripting in web browsers. Recently, server side JavaScript frameworks have also emerged. JavaScript runs on nearly every operating system and  in almost every mainstream web browser.