Ok, I totally forget that replacement part is not a search :D



On Mon, Apr 16, 2012 at 5:00 PM, Thomas Bellman <[email protected]> wrote:

> On 2012-04-16 15:57, Antidot SAS top-posted:
>
> > Thx for the reply it helps.
> >
> > But how come the \2 returns something that I never asked?
>
> It doesn't.  But since there are no occurrances of '^(.*)->(.*)',
> then there are none that get replaced.  Similarly, if you do:
>
>    regsubst('foobar', 'x', 'y')
>
> you will get 'foobar', since there *is* no 'x' in 'foobar' that
> can be replaced by a 'y'.
>
>
>        /Bellman
>
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