擅长:python、mysql、java
<p>python文档关于<code>re.match</code>:</p>
<blockquote>
<p>If zero or more characters at the beginning of string match the regular expression pattern, return a corresponding MatchObject instance.</p>
</blockquote>
<p>若要确定字符串的最后一个元素是否为数字,请改用以下命令:</p>
<pre><code>for i in li:
if(bool(re.search(r'\d+$', i))):
print(i)
</code></pre>