If you don't need users to contribute their testimonial via a form, why would you use Gravity Forms?
Ignoring that, you can certainly accept testimonials and an image via a Gravity Form, then display it on the front end of your site, in whatever order you want, with whatever restrictions on the content you want (limited characters, limit to last 2 by date, etc.)
The front end display is not built in to Gravity Forms: I used Gravity Forms Add-ons:
There is a new version in the WordPress.org repository now:
I did something similar here (fake restaurant recommendations):
You can see the submissions (your testimonials) in the sidebar.
There was some information on this page showing the arrays:
So, yes, it can certainly be done. Accept a simple form with the testimonial and image via Gravity Forms, then display it on the front end with the add-on from Katz Web Design.
Posted 9 years ago on Tuesday September 7, 2010 | Permalink