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Subject: Re: [boost] [Regex] Why doesn't this pattern match?
From: Stewart, Robert (Robert.Stewart_at_[hidden])
Date: 2009-12-07 14:40:11

John Maddock wrote:
> > can, please, somebody explain, why this code doesn't work?
> >
> > std::wstring str = L"Line \\n line \\n line \\n";
> > std::wstring result = L"";
> > const boost::u32regex e = boost::make_u32regex(L"\\n");
> > std::wstring newText = L"\n";
> > result = boost::u32regex_replace(str, e, newText);
> You're replacing each occurrence of \\n with \\n, so the
> string at the end should be exactly the same! :-)

The replacement is "\n" not "\\n" so the '\' followed by 'n' in str should be replaced with a newline, right?

Rob Stewart robert.stewart_at_[hidden]
Software Engineer, Core Software using std::disclaimer;
Susquehanna International Group, LLP

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