Topic: AJAX

How to use observe_form in rails.

Re: AJAX

Short question, short answer.
you pass it the id of a form tag, and whenever any of the values in the form changes, it submits an AJAX request to the given controller/action and sends all the form data with it. For options etc. see:
http://api.rubyonrails.org/classes/Acti … ml#M000536

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