> -----Original Message-----
> From: Rob Dixon [mailto:[EMAIL PROTECTED] 
> Sent: Friday, October 03, 2003 4:19 AM
> To: [EMAIL PROTECTED]
> Subject: Re: Validate String w/required period
> 
> 
> [EMAIL PROTECTED] wrote:
> >
> > I'm trying to validate if a string contains \w and required 
> atleas one 
> > period (.)
> 
> By \w do you mean just whitespace or '\\w'?

Isn't \w a-zA-Z0-9_ ??
And whitespace \s ??

> 
> > This one check but does not require a period. Can someone change it 
> > please?
> >
> > sub isValidDomain { return shift =~ /^[\w\.]{3,}$/ }
> 
> - Do you really need a subroutine? It may help as it
>   self-documents your program, which is named well.
> 
> - What your regex matches is any string which is at
>   least three character in length and contains only
>   whitespace or periods.
> 
> Code up your English-language description:
> 
>   if $a_string =~ /\w/ and $a_string =~ /\./
> 
> I hope that helps.
> 
> Rob
> 
> 
> 
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