擅长:python、mysql、java
<pre><code>your_dict = {'a': 1, 'b': 2, 'c': 'asd'} # the dictionary
your_value = 'asd' # the value to look for
[elem for elem in your_dict.iteritems() if elem[1] == 'asd'] # look for entry with value == your_value
Output: [('c', 'asd')]
</code></pre>
<p>编辑:</p>
<p>对于列表:</p>
^{pr2}$