擅长:python、mysql、java
<p>如果您想找到格式xxxx xxxx,无论您有什么字符串,您都可以这样做:</p>
<pre><code>import re
b = '\x0cWelcome, Pepo \r\nToday is Mon 04/29/2019 \r\n\r\n Volume in drive C has no label.\r\n Volume Serial Number is K334-76A9\r\n'
splitString = []
splitString = b.split()
r = re.compile('.{4}-.{4}')
for string in splitString:
if r.match(string):
print(string)
</code></pre>
<p>输出:</p>
<pre><code>K334-76A9
</code></pre>