[swift-users] Bool to Int

[Jon Shier]

Except in that case true isn’t a Bool but an NSNumber, which is why you can initialize an Int from it. It seems trivially easy to add an Int extension to do what you want though.


Jon

> On Nov 20, 2016, at 10:48 PM, Rick Mann via swift-users <swift-users at swift.org> wrote:
> 
> It seems I can't do this:
> 
> let r = Int(a > b)
> 
> but I can do it with a literal:
> 
> let r = Int(true)
> 
> I'd like to do this to implement signum without branching, but perhaps that's not possible.
> 
> -- 
> Rick Mann
> rmann at latencyzero.com
> 
> 
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