On Sun, 26 Oct 2008 17:51:29 +0100, Mr.SpOOn wrote:
> Hi,
> I'd like to use regular expressions to parse a string and accept only
> valid strings. What I mean is the possibility to check if the whole
> string matches the regex.
>
> So if I have:
>
>>>> p = re.compile('a*b*')
>
> I can match this: 'aaaaaabbb'
>
>>>> m = p.match('aaaaaabbb')
>>>> m.group()
> 'aaaaaabbb'
>
> But I'd like to get None with this: 'aabDDDDb' Instead it matches the
> first part:
>
>>>> m = p.match('aabDDDDb')
>>>> m.group()
> 'aab'
>
> I know this is the expected behaviour, but I'm sure it should be
> possible doing what I said.
> Are there other methods I don't know about in the re module?
>
> Thanks.
re.compile('a*b*$')
$ matches the end of a string, or in MULTILINE mode, the end of a line
(right before newline)
Symmetrically, ^ matches the start of a string, or in MULTILINE mode, the
start of a line (including the start of the string)
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