[Rd] wishlist: decreasing argument to is.unsorted

[Gábor Csárdi]

While we are here, how about an is.sorted() function? It is trivial
and helps readability a lot imho. Then one does not have to write
things like

stopifnot(!is.unsorted(x))

but can write

stopifnot(is.sorted(x))

instead.

Gabor

On Fri, Jan 3, 2014 at 1:40 PM, Patrick Burns <pburns at pburns.seanet.com> wrote:
>
> I've just realized that it could be handy
> to have a 'decreasing' argument in 'is.unsorted'.
>
> And I'm cheekily hoping someone else will
> implement it.
>
> It is easy enough to work around (with 'rev'),
> but would be less hassle with an argument.
> The case I have in mind uses 'is.unsorted' in
> 'stopifnot'.
>
> Pat
>
> --
> Patrick Burns
> pburns at pburns.seanet.com
> twitter: @burnsstat @portfolioprobe
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