glass-_-onion https://blog.hatena.ne.jp/glass-_-onion/ A Day In The Life https://glassonion.hatenablog.com/ ruby 表題の件ですがいろいろやり方がありますね。 RailsによるアジャイルWebアプリケーション開発にも載ってるやりかただとまずViewで <% form_tag :action => 'update' do %> <% @order_details.each do |@order_detail| %> <%= @order_detail.product.name %> <%= number_to_currency(@order_detail.product.price, :unit => "&#165;", :precision => 0) %> <%= @order_detail.qty %>… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fglassonion.hatenablog.com%2Fentry%2F20070718%2F1184752883" title="Railsで複数行更新 - A Day In The Life" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2007-07-18 19:01:23 rich https://glassonion.hatenablog.com/entry/20070718/1184752883 1.0 100%