擅长:python、mysql、java
<p>要做到这一点并保持编码为标准ASCII而不是十六进制。。。在</p>
<pre><code>import re
s = 'banana'
t = s.replace('a', '\\x{}'.format(ord('a')))
subs = re.findall(r'\\x\d{2}',t)
decoded = ""
for match in set(subs):
decoded = t.replace(match, chr(int(match[2:4]))
print decoded
</code></pre>