擅长:python、mysql、java
<pre><code>print(len(response.css('div.filled span')))
</code></pre>
<p>这意味着:使用<code>filled</code>类选择<code>div</code>标记内的<code>span</code>标记,获取选择器列表的长度</p>
<p><a href="https://docs.scrapy.org/en/latest/topics/selectors.html" rel="nofollow noreferrer">scrapy selectors</a>,<a href="https://www.w3schools.com/cssref/css_selectors.asp" rel="nofollow noreferrer">CSS selector reference</a></p>