neo*_*neo 2 html haml ruby-on-rails
我的索引页面如下:
.subfeatures.row
- @collection_pages.each do |collection_page|
%div{class: "subfeature-0#{collection_page.position} columns four"}
= link_to collection_page do
.img
= image_tag collection_page.cover_image
.content
%h3.title
= collection_page.link
%hr
%p.description View Collection >
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鉴于我有5个项目.这产生:
<div class="sub features row">
<div class="subfeature-01 columns four">
<div class="subfeature-02 columns four">
<div class="subfeature-03 columns four">
<div class="subfeature-04 columns four">
<div class="subfeature-05 columns four">
</div>
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我需要它以某种方式生成以下内容,几乎每行可以包含3个项目:
<div class="sub features row">
<div class="subfeature-01 columns four">
<div class="subfeature-02 columns four">
<div class="subfeature-03 columns four">
</div>
<div class="sub features row">
<div class="subfeature-04 columns four">
<div class="subfeature-05 columns four">
</div>
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有没有一个很好的方法来实现这一目标?
先感谢您!
用于each_slice首先组织数据,然后Haml的结构将很简单:
- @collection_pages.each_slice(3) do |slice|
.subfeatures.row
- slice.each do |collection_page|
%div{class: "subfeature-0#{collection_page.position} columns four"}
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