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Re: Danger: @true and @false aren't considered booleans
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Re: Danger: @true and @false aren't considered booleans


  • Subject: Re: Danger: @true and @false aren't considered booleans
  • From: Jens Alfke <email@hidden>
  • Date: Sat, 18 Aug 2012 20:48:14 -0700


On Aug 18, 2012, at 8:43 PM, Roland King <email@hidden> wrote:

Interesting. I think I read a discussion about something similar and seem to recall that @YES and @NO do return kCFBooleanTrue and kCFBooleanFalse. Not to suggest for one second that @true and @false shouldn't do the what you suggest, did you try @YES and @NO at all? 

*blink* I didn't even know there were @YES and @NO, although it makes sense that there would be. I'll give them a try. (I wish we could get away from the ancient legacy BOOL/YES/NO stuff, since C's had native booleans for 12 years now, but I digress.)

In that case, the encoding of @true and @false is even weirder, because based on their names, they ought to be "b", the C99/C++ "bool" type.

—Jens
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  • Follow-Ups:
    • Re: Danger: @true and @false aren't considered booleans
      • From: Quincey Morris <email@hidden>
    • Re: Danger: @true and @false aren't considered booleans
      • From: Roland King <email@hidden>
    • Re: Danger: @true and @false aren't considered booleans
      • From: Rick Mann <email@hidden>
References: 
 >Danger: @true and @false aren't considered booleans (From: Jens Alfke <email@hidden>)
 >Re: Danger: @true and @false aren't considered booleans (From: Roland King <email@hidden>)

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