[swift-evolution] removeFirst, optional equiviliant

[Jacob Bandes-Storch]

Oops, I forgot this existed.

I'm assuming you're recommending popLast for performance reasons?
Unfortunately, for a queue, you'll need either insertAtIndex(0)/popLast or
append()/popLast (or a different data structure)...

Jacob

On Wed, Jan 6, 2016 at 3:41 PM, Dave Abrahams via swift-evolution <
swift-evolution at swift.org> wrote:

> That method exists and is called popFirst
>
> However, if you have an Array I suggest using popLast instead if you have
> the choice :-)
>
> On Jan 6, 2016, at 9:36 AM, James Campbell via swift-evolution <
> swift-evolution at swift.org> wrote:
>
> If you call removeFirst and the array is empty it would be great if it was
> optional so it could return nil or at least it threw an error so you could
> handle that case.
>
> --
>  Wizard
> james at supmenow.com
> +44 7523 279 698
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>
> -Dave
>
>
>
>
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