“✔ ”, :authenticity_token => …, :person => { :first_name => …, :last_name => …, :biography => …, (:admin => “true”) }, :commit => “Create Post”, :controller => “person” } /people" 所以我們可以 @person = Person.new(params[:person]) 來自動填入欄位! (前提是 attr_accessible 要設好)