Re: List.Swap - or like in Python

[Rolf-Werner Eilert <rwe-sse@xxxxxxxxxx>]

Am 11.03.24 um 11:08 schrieb Benoît Minisini:
> Le 11/03/2024 à 09:44, Rolf-Werner Eilert a écrit :
> > Just a question or an idea what could be useful.
> >
> > When I want to sort an arry for instance, I will frequently have to 
> > swap contents of two different array cells like
> >
> > array[x] = array[x+1]
> >
> > and back. As the contents of array[x] is lost, I have to temporarily 
> > store one of the values like
> >
> > sKeep = array[x]
> > array[x] = array[x+1]
> > array[x+1] = sKeep
> >
> > The other day I stumbled over this one in Python: you can swap 
> > variable contents by just setting several variable names with commas 
> > on each side of the "=". If we translate it to Gambas, it would come 
> > out to
> >
> > array[x], array[x+1] = array[x+1], array[x]
> >
> > or more simple:
> >
> > a, b = b, a
> >
> > just swaps the contents of variables a and b.
> >
> > There could be a function array.Swap(x, x+1) for arrays. But it would 
> > be only useful for arrays. Python's idea is more versatile as it 
> > covers single variables as well. You can mix arrays with variables and 
> > even set in expressions (like array[x], b = b, array[x]+3).
> >
> > Could you imagine introducing such a thing for Gambas?
> >
> > Regards
> > Rolf
>
> You can do in Gambas:
>
> Swap array[x], array[x + 1]
>
> But a dedicated array function array.Swap(x, x + 1) would be faster.
>
> Regards,

Oh - my goodness, there it is, and I haven't known about it :)

Thanks so much!

Regards
Rolf