You need a custom form element block similar to
Have a look at this page on how to create a custom form block: https://world.optimizely.com/documentation/developer-guides/forms/creating-a-custom-form-block/
Your form block should inherit from
Hope this helps!
Working on a requirement where we need to generate some number upon every form filling.
Is it possible to generate a Form number? does the form have a id counter or anything like that? if yes, is possible to send this number with the solicitation?
Thanks in advanced.