也是使用^
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test.replace('^#.*$','')
'aaaaaaa\n#bbbbbbbbb\nccccccccc'
On Oct 16, 5:25 pm, limodou <limo...@gmail.com> wrote:
> 2009/10/16 holmes86 <holme...@gmail.com>:
字符串的replace不支持正则式,要使用使用re处理,如:
>>> test = = 'aaaaaaa\n#bbbbbbbbb\nccccccccc'
>>> import re
>>> r = re.compile('^#.*\n', re.M)
>>> r.sub('', test)
'aaaaaaa\nccccccccc'