Form examples to demonstrate common UI solutions using the Drupal Form API

Simple form

Multistep form

Common input elements

Build form demo

Container elements

Form state binding

Vertical tab elements

Ajax form

Add more button

Modal form

This module also provides a block, "Example: Display a form" that demonstrates how to display a form in a block. This same technique can be used whenever you need to display a form that is not the primary content of a page. You can enable it on your site using the block admin page.