remote form submission in rails

#in your view

<%= form_for @post, remote: true do |f| %>
  #form inputs
<% end %>


#then in your controller

def do_something
  @post = Post.find(params[:id])
end

#in your views/posts/ create a file named do_something.js.erb (replace 'do_something' with the name of your controller's action)
#this is an erb embedded javascript file where you can handle your response.

<% if @post %>
  console.log('≤%= @post.title %>');
<% else %>
  console.log('No post found');
<% end %>