Add days/month to a date field with Javascript

In this video, we will show you how you can add months or days to your Date with Javascript.
Following are examples of how to do this:
* Please note that fld29 and fld30 in the examples will need to be replaced with your own field ID.
// set date example let userSelectedDate = new Date(window.ftGetValueByID('fld29')); let mycustomdate = new Date(); mycustomdate.setDate(userSelectedDate.getDate() +5); window.ftSetValueByID('fld30', mycustomdate);

// set month example let userSelectedDate = new Date(window.ftGetValueByID('fld29')); let mycustomdate = new Date(); mycustomdate.setMonth(userSelectedDate.getMonth() +5); window.ftSetValueByID('fld30', mycustomdate);