What is JotForm?
JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
At JotForm, we want to make sure that you’re getting the online form builder help that you need. Our friendly customer support team is available 24/7.
We believe that if one user has a question, there could be more users who may have the same question. This is why many of our support forum threads are public and available to be searched and viewed. If you’d like help immediately, feel free to search for a similar question, or submit your question or concern.
How to pass a calculation to a payment field ?Asked by amyfoundationweb on November 02, 2015 at 09:57 AM
I have followed all instructions on http://www.jotform.com/help/275-How-to-pass-a-calculation-to-a-payment-field to pass a calculation to the payment field on paypal.
But my paypal widget looks different, instead of 'Get Amount Field' I see 'Suggested amount' (Attached screenshot),
How do I pick the field to take the calculation from on paypal widget?
(My calculation field has already been setup in form)
custom payment field JotForm different www attached
I've cloned your form and I found the origin for your issue , well we are going to do it in a simple way,please follow the steps below :
1. First, rename the field from Donation Amount to Calculated Donation Amount and set it as a hidden field :
2. Now, add the form calculation widget and configure it as the image below, to pass a value from a field to a payment field, it should be a calculation field :
And rename it from "Calculation" to "Donation Amount" :
3. Now, you will be able to select the field "Donation Amount" :
You can see my sample form here :
If you need more help, feel free to contact us.
thanks for the detailed answer
We are here to help you, please , feel free to contact us if you need further assistance.