[swift-evolution] Optional assignment operator
clattner at apple.com
Thu May 12 17:12:29 CDT 2016
> On May 12, 2016, at 2:38 PM, Tod Cunningham via swift-evolution <swift-evolution at swift.org> wrote:
> I ended up creating a ??= operator about a month ago to do something very similar. It’s a shame it won’t be made part of the official library. Although, it is very easy to add.
> Just like the ?? operator the default value is only evaluated if the optional in nil. However, unlike ?? it will
> change the optional to be equal to the value on the right, iff the optional was nil.
We formally discussed & rejected this already:
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