[swift-evolution] Optional Setting
Ash Furrow
ash at ashfurrow.com
Tue Dec 15 17:03:19 CST 2015
Good idea – I miss the ||= conditional assignment operator from Ruby.
Ash
> On Dec 15, 2015, at 5:53 PM, James Campbell via swift-evolution <swift-evolution at swift.org> wrote:
>
> Would be great to have a ?= syntax.
>
> So if
>
> var a: [String]? is nil then
>
> a ?= []
>
> will set it with a new array but if it already has a value then it won't do anything :)/
>
> --
> Wizard
> james at supmenow.com
> +44 7523 279 698
>
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