Re: how to run regex calculation
Joseph He <[email protected]>
| Newsgroups | gmane.comp.apache.mod-perl |
|---|---|
| Message-ID | <CAD16sHvqpm8a+XLaL-PWrnPjC2dstbz6=y372AgQs5NR65tagw@mail.gmail.com> |
I think $str =~ /(\d+)\s(\d+)\s(??{$1*$2})/ should do it
My Perl version is v5.26.1
Joseph
On Wed, Jan 8, 2020 at 8:36 PM Wesley Peng <[email protected]> wrote:
> Hello
>
> Give the case I have a string,
>
> $str = "2 3 6";
>
> I want to match with:
>
> true if $str =~ /(\d+)\s(\d+)\s($1*$2)/;
>
> that's to say, the thrid column would be (firstCol * SecondCol).
>
> How to write regex for this?
>
> Thank you.
>