Rails Cycle ヘルパー

rails_cycle.html.erb

<table>
 <tr>
  <th>名前</th>
  <th>性別</th>
  <th>血液型</th>
 </tr>
 <% @people.each do |person| %>
  <tr style="background-color:<%= cycle('#FFffFF', '#FFff99') %>
   <td><%= person.name %></td>
   <td><%= person.sex %></td>
   <td><%= person.blood %></td>
  </tr>
</table>

rails_cycle.html.haml

%table{:border => 1}
 %tr
  %th 名前
  %th 性別
  %th 血液型
 - @people.each do |person|
  %tr{:style => "background-color:#{cycle '#FFffFF', '#55ff99'}"}
   %td= person.name
   %td= person.sex
   %td= person.blood