# --- app/views/posts/index.html.erb --- 
<h1>Listing posts</h1>

<% form_tag posts_path, :method => 'get', :remote => true do %>
  <p>
    <%= text_field_tag :search, params[:search] %>
    <%= submit_tag "Search", :name => nil %>
  </p>
<% end %>

<table>
  <tr>
    <th>Name</th>
    <th>Title</th>
    <th>Content</th>
    <th></th>
    <th></th>
    <th></th>
  </tr>

  <div id="posts">
    <%= render @posts %>
  </div>
</table>

<br />

<%= link_to 'New Post', new_post_path %>

# --- app/views/posts/_post.html.erb --- 
  <tr>
    <td><%= post.name %></td>
    <td><%= post.title %></td>
    <td><%= post.content %></td>
    <td><%= link_to 'Show', post %></td>
    <td><%= link_to 'Edit', edit_post_path(post) %></td>
    <td><%= link_to 'Destroy', post, :confirm => 'Are you sure?', :method => :delete %></td>
  </tr>

# --- app/views/posts/index.js.erb --- 
$(“posts”).update(“<%= escape_javascript(render(@posts)) %>”);

# --- app/models/post.rb --- 
class Post < ActiveRecord::Base
  def self.search(search)
    if search
      find(:all, :conditions => ['name LIKE ?', "%#{search}%"])
    else
      find(:all)
    end
  end
end

# --- app/controlles/posts_controller.rb --- 
class PostsController < ApplicationController
  # GET /posts
  # GET /posts.xml
  def index
    @posts = Post.search(params[:search])

    respond_to do |format|
      format.html # index.html.erb
      format.xml  { render :xml => @posts }
      format.js { render :layout => false }
    end
    
    #...
  end
  
  #...
  
end