擅长:python、mysql、java
<p>或者,可以使用“设置交集”进行过滤。在</p>
<pre><code>a = {'armani': 'jeans', 'dolce': 'gabbana'}
b = {'jeans': 'robo', 'jobs': 'versace'}
c = set(a.values()).intersection(b)
d = {k:b[k] for k in c}
# or as a one-liner
e = {k:b[k] for k in set(a.values()).intersection(b)}
</code></pre>
<p>这可能比在整本字典里循环要快。在</p>