https://ruby-china.org/mafeifan en-us <p>总是报 undefined method `current_page' for #<a rel="nofollow" target="_blank">ActiveSupport::SafeBuffer:0x71219d0</a></p> <p>代码如下： Controller: articles_controller.rb</p> <pre class="highlight ruby"><code><span class="c1">#原先</span> <span class="vi">@articles</span> <span class="o">=</span> <span class="no">Article</span><span class="p">.</span><span class="nf">order</span><span class="p">(</span><span class="s1">'published_at'</span><span class="p">).</span><span class="nf">all</span> <span class="c1">#之后</span> <span class="vi">@articles</span> <span class="o">=</span> <span class="no">Article</span><span class="p">.</span><span class="nf">order</span><span class="p">(</span><span class="s1">'published_at'</span><span class="p">).</span><span class="nf">page</span><span class="p">(</span><span class="n">params</span><span class="p">[</span><span class="ss">:page</span><span class="p">]).</span><span class="nf">per</span><span class="p">(</span><span class="mi">3</span><span class="p">)</span> </code></pre> <p>View:index.html.erb</p> <pre class="highlight ruby"><code><span class="c1">#原先</span> <span class="o">&lt;</span><span class="sx">%= render @articles %&gt; #之后 &lt;%=</span> <span class="n">paginate</span> <span class="n">render</span> <span class="vi">@articles</span> <span class="o">%&gt;</span> </code></pre> mafeifan Sat, 01 Feb 2014 21:10:26 +0800 https://ruby-china.org/topics/17069 https://ruby-china.org/topics/17069