擅长:python、mysql、java
<p>您可以使用列表理解来选择字典中存在的每个键的值:</p>
<pre><code>>>> d = {
... 'a': 1,
... 'b': 2,
... 'c': 3,
... }
>>> L = ['a', 'c']
>>> result = [d[x] for x in L if x in d]
>>> result
[1, 3]
>>> for val in result:
... print(val)
...
1
3
</code></pre>