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diff --git a/2020/12/23/智能移动设备软件开发复习/index.html b/2020/12/23/智能移动设备软件开发复习/index.html
@@ -447,7 +447,7 @@ <h2 id="分析题"><a href="#分析题" class="headerlink" title="分析题"></a
 <p>首先已经获取了学生的 user_name，与数据库进行匹配，执行查询代码，最后输出信息显示到textView上。</p>
 <p>查询代码类似如下：</p>
 <figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br></pre></td><td class="code"><pre><span class="line">db=myHelper.getReadableDatabase();</span><br><span class="line">Cursor cursor=db.query(<span class="string">&quot;information&quot;</span>, <span class="keyword">null</span>, <span class="string">&quot;_user_name=?&quot;</span>, <span class="keyword">new</span> String[]&#123;user_name&#125;,<span class="keyword">null</span>,<span class="keyword">null</span>,<span class="keyword">null</span>,);</span><br><span class="line">if(cursor.getString(1)==&#x27;***&#x27;)&#123; #人名,不过最好是学号</span><br><span class="line">	textView.setText(<span class="string">&quot;课程号:&quot;</span>+cursor.getString(<span class="number">2</span>)+<span class="string">&quot;;课程名称:&quot;</span>+cursor.getString(<span class="number">3</span>)+<span class="string">&quot;;团队:&quot;</span>+cursor.getString(<span class="number">4</span>)+<span class="string">&quot;;学分:&quot;</span>+cursor.getString(<span class="number">5</span>));</span><br><span class="line">&#125;</span><br><span class="line">cursor.close();</span><br><span class="line">db.close();</span><br></pre></td></tr></table></figure>
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