Re: string-strip

[Stefan Monnier]

>     Given that it takes a regexp as argument, I'd say that it *is* expected to
>     mess the match data.

> It isn't useful for the function to provide anything in the match
> data.  And not saving the match data creates a pitfall that people
> won't generally expect.  Therefore, it should save the match data.

Most elisp functions don't bother to save the match data.  That's because it
is costly to do and rarely useful.


        Stefan