擅长:python、mysql、java
<p>使用regex这里有一个示例,您可以从中开始,希望这对您有所帮助:</p>
<pre><code>import re
html = """
<href="MyWord" />
MyWord
"""
re.sub(r'(?<!href=")MyWord', 'myword', html)
output: \n\n <href="MyWord" />\n myword\n\n
</code></pre>
<p>参考号:<a href="http://docs.python.org/library/re.html" rel="nofollow">http://docs.python.org/library/re.html</a></p>