From: Robert Klemme Date: 2010-04-23T17:16:51+09:00 Subject: Re: What is the difference build and new? 2010/4/23 Manoj Kumar : > What is the difference between > > parent.children << child.new > > and > > parent.children.build(params[:child]) What is the question? Seriously you do not provide any information about context or what code you are presenting. How do you expect us to answer such a question? Regards robert -- remember.guy do |as, often| as.you_can - without end http://blog.rubybestpractices.com/