Re: [Boost-users] Problem with regular expression's validity and matching

Subject: Re: [Boost-users] Problem with regular expression's validity and matching
From: Steven Watanabe (watanabesj_at_[hidden])
Date: 2009-02-23 21:56:20

AMDG

Paulino De Assis Fong wrote:
> I have two problems that I would need some help. Thanks in advance.
>
> Question 1:
>
> Please consider the regular expression to match US phone number below:
>
> ((\(\d{3}\)?)|(\d{3}))([\s-./]?)(\d{3})([\s-./]?)(\d{4})
>
> boost doesn't like it and it will throw an exception for the code below while 
> it seems to be fine in online regex tester and .Net Regex library. I don't 
> know what is imcompatiable with boost regex library. Please advice.
>   

How do you create the regex?

std::wstring 
csRegex(L"((\(\d{3}\)?)|(\d{3}))([\s-./]?)(\d{3})([\s-./]?)(\d{4})")

won't work because the \'s are handled by the compiler before
they get to the regex library.

In Christ,
Steven Watanabe