擅长:python、mysql、java
<p>使用<a href="https://docs.python.org/2/library/functions.html#sum" rel="nofollow">^{<cd1>}</a>和生成器表达式,这似乎是最简单的解决方案:</p>
<pre><code>text = text.lower()
count = sum(word in text for word in words)
# bools are cast to ints (0, 1) here
</code></pre>