https://ruby-china.org/commissar en-us <p>本人不是开发人员，临时受命，请各位谅解</p> <pre class="highlight ruby"><code><span class="o">&lt;</span><span class="n">div</span> <span class="k">class</span><span class="o">=</span><span class="s2">"crumbs-nav"</span><span class="o">&gt;</span> <span class="o">&lt;</span><span class="sx">%= link_to "首页" ,root_path %&gt; &gt;&gt; &lt;%=</span> <span class="n">link_to</span> <span class="vi">@article.article_category</span><span class="p">.</span><span class="nf">name</span> <span class="p">,(</span><span class="c1">#这里不会写了)%&gt;</span> <span class="o">&lt;</span><span class="sr">/div&gt; </span></code></pre> <p>上述是 html 页面，成功找到，上级目录名称，但是上级目录的地址总是不对，都是本篇文章的地址。</p> <p>数据库结构如下 articles 表， <img src="https://l.ruby-china.com/photo/2019/cc5bfae5-4944-477d-94f8-b6617cc06ccb.png!large" title="" alt=""></p> <p>栏目分类表，article_categories <img src="https://l.ruby-china.com/photo/2019/3233fe90-8623-4a5e-912c-ca251e02518e.png!large" title="" alt=""></p> <p>栏目地址格式：news?cate=2019 文章格式:/articles/200</p> <p>第一次发帖，不太熟悉，有可能格式错误，海涵。谢谢！</p> commissar Fri, 21 Jun 2019 14:35:52 +0800 https://ruby-china.org/topics/38710 https://ruby-china.org/topics/38710