擅长:python、mysql、java
<p>使用列表理解</p>
<pre><code>>>> [people[i]['phone'] for i in people]
['9102', '2341', '4563']
</code></pre>
<p>或者如果您想使用<code>for</code>循环。</p>
<pre><code>l = []
for person in people:
l.append(people[person]['phone'])
>>> l
['9102', '2341', '4563']
</code></pre>