How to reload a div using render(:update) and replace_html?

Question

How to reload only the div id on a page? I just need to reload a certain div.

in my controller I have

def mycontrolleraction
 ...

 render(:update) d         


        

Answer 1

ref ajax-on-rails tutorial.To replace the html content of some div use replace_html

render :update do |page|
  replace_html 'div', 'new refresh data'
end