擅长:python、mysql、java
<p>使用正则表达式。<code>re.findall</code>带lookback和Lookahead</p>
<p><strong>例如:</strong></p>
<pre><code>import re
s = "AAAGQWERTYUIOPAGCTHJKLAAAGZXCVBNMAGCT"
print( re.findall(r"(?<=AAAG).*?(?=AGCT)", s))
</code></pre>
<p><strong>输出:</strong></p>
<pre><code>['QWERTYUIOP', 'ZXCVBNM']
</code></pre>