From: Glenn Jackman <glennj@...>
Date: 2009-07-15T03:50:06+09:00
Subject: Re: a regex that does not contain comma

At 2009-07-14 09:08AM, "Axel Schmalowsky" wrote:
>  David A. Black wrote:
> >    string = <<-EOM
> >    Hi.
> >    I have, at a minimum, two commas.
> >    Bye.
> >    EOM
> >
> >    p "Match!" if /^[^,]*$/.match(string)
> >      => Match!
> >
>  Technically, the regexp above always succeeds (iirc).

Always?  Only if a newline appears before the first comma.

>  Even though the regexp is delimited by ^ and $,
>  it matches always as along as the string against which the regexp is applied
>  does not consist of only a single comma ('[^,]* -- match everything
>  (including nothingness) but a comma).


-- 
Glenn Jackman
    Write a wise saying and your name will live forever. -- Anonymous