擅长:python、mysql、java
<p>假设您的意思是“in a word”to be“两边至少有一个字符是“word character”,那么这将起作用:</p>
<pre><code>import re
def letter_in_a_word(letter, words):
return bool(re.search(ur'\w{0}|{0}\w'.format(letter), words))
letter_in_a_word('u', 'i c u') # False
letter_in_a_word('u', 'umbrella') # True
letter_in_a_word('u', 'jump') # True
</code></pre>