Wong, Danny H. wrote:
> Hi Perl Gurus,
> I have a regular expression question.
> I have a variable
> $Number = "1.2.3.4"
>
> When I use the variable $Number as part of my regular expression, the
> "." character gets interpret as any character. How do I make it a
> literal "." that I'm searching for?
> Example:
> $String = "This is a numeric string 1.2.3.411 embedded within another
> string 3.4.5.6"
> $String =~ m/$Number/I; This returns "1.2.3.411" true, when it
> shouldn't.
Easiest way is
$String =~ m/\Q$Number\E/i;
You can also use quotemeta (look it up) or escape your .'s in $number (ie:
"1\.2\.3\.4").
PS: It's not good etiquette to CC people who already read the list.
--
,-/- __ _ _ $Bill Luebkert Mailto:[EMAIL PROTECTED]
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