How to custom imbricated forms with sf2

Question

I have got a form with a collection of objects. My problem is that I need to custom the display of the collected objects. For now, I only have the basis template with , and so on. But I want to add some tags like <h3>, <tr><td>... Where can I configure the display of an imbricated form?

Answer 1

Here is a complete chapter how to customize a form.

Symfony2 Customize form