new date() in javascript 3 days from now
var dt = new Date(); dt.setDate(dt.getDate() + 3);
Source: stackoverflow.com
add date in javascript
Date.prototype.addDays = function(days) { var date = new Date(this.valueOf()); date.setDate(date.getDate() + days); return date; } var date = new Date(); console.log(date.addDays(5));