擅长:python、mysql、java
<p>根据手册:</p>
<blockquote>
<p>Patterns which start with negative
lookbehind assertions may match at the
beginning of the string being
searched.</p>
</blockquote>
<p><a href="http://docs.python.org/library/re.html#regular-expression-syntax" rel="nofollow">http://docs.python.org/library/re.html#regular-expression-syntax</a></p>