Screencast: ERB Blöcke in Rails 3

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Resourcen:

• Rails 3.0: Second beta release
• Full episode source code

Quellcode:

[bash] rvm install ruby-head rvm ruby-head gem install rails —pre bundle install [/bash]

[ruby] # Gemfile gem “rails”, “3.0.0.beta2”

# application_helper.rb def admin_area(&block) content = with_output_buffer(&block) content_tag(:div, content, :class => “admin”) end # or def admin_area(&block) content_tag(:div, :class => “admin”, &block) if admin? end [/ruby]

[html] <%= form_for @product do |f| %> <% end %>

<%= div_for @product do %> <% end %>

<% @comments.each do |c| %> <% end %>

<% content_for :side do %> <% end %>

<% cache do %> <% end %>

<%= admin\_area do %> <%= link\_to "Edit", edit\_product\_path(@product) %> | <%= link\_to "Destroy", @product, :confirm => "Are you sure?", :method => :delete %> | <%= link\_to "View All", products\_path %> <% end %> \[/html\]