Question

i want to display all posts in Post table with say id=5 ……

controller

user_controller.rb

class UsersController < ApplicationController

# other methods are also present...

  def profile
    uid=session[:userid]  #session contains userid,it is stored in uid....Eg:5
    @post=Post.find_by_userid(uid) #Display all posts with userid=5 in Post table.
  end

end

view

profile.html.erb

    <h1>In Profile</h1>
    <%=session[:test]%>
    <% @post.each do |p|%>
    <%= p.title%>
    <%= p.body%>
    <%= p.tag%> 
    <%end%>

when i execute i get an error like….
Showing /Users/Vineeth/QA4/app/views/users/profile.html.erb where line #3 raised:undefined method `each’ for #

Please help me fix the error……thanks.

Answer 1

Post.find_by_userid(uid) is same as Post.where(:userid => uid).first, return only one record.

You should use Post.where(:userid => uid)