https://legacy.forums.gravityhelp.com/topic/update-a-field-based-on-two-datepickers Gravity Support Forums Topic: Update a field based on two datepickers en-US Mon, 20 Apr 2026 04:53:10 +0000 http://bbpress.org/?v=1.0.1 q https://legacy.forums.gravityhelp.com/search.php https://legacy.forums.gravityhelp.com/topic/update-a-field-based-on-two-datepickers#post-78879 Thu, 04 Oct 2012 07:05:42 +0000 Chris Hajer 78879@https://legacy.forums.gravityhelp.com/ <p>You can do this, but you will have to do the calculation with jQuery on the front end. Take a look at this answer at Stackexchange: <a href="http://stackoverflow.com/a/1263826" rel="nofollow">http://stackoverflow.com/a/1263826</a> </p> https://legacy.forums.gravityhelp.com/topic/update-a-field-based-on-two-datepickers#post-78847 Thu, 04 Oct 2012 03:07:27 +0000 FormsDude 78847@https://legacy.forums.gravityhelp.com/ <p>I have tried searching the forums but havent found anything close as I need.<br /> I have datepicker #1 called 'Check in date' and datepicker #2 called 'Check out date'<br /> Then a field called 'Total number of nights' which I would like to populate dynamically based on the difference between the 2 datepicker fields. </p> <p>I would like this to update as soon as the datepicker is changed, not after the form is validated or submitted.</p> <p>Is this possible? This was the closest I found:<br /> <a href="http://www.gravityhelp.com/forums/topic/start-date-end-date-calculate-of-days-how#post-57054" rel="nofollow">http://www.gravityhelp.com/forums/topic/start-date-end-date-calculate-of-days-how#post-57054</a></p> <p>Thanks alot for your help. </p>