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Rails4メモ：フラッシュ表示

Ruby
Rails4

Posted at 2016-06-19

コントローラでセットされたフラッシュを表示

app/view/application.htnl.erb


    <div class="container">
      <!-- flash message -->
      <% flash.each do |message_type, message| %>
        <div class="alert alert-<%= message_type %>"><%= message %></div>
      <% end %>
      <!-- end flash message -->
      <%= yield %>
    </div>

xxx_controller.rb


    def update
      flash[:success] = "profile update!"
      redirect_to @user
    end

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