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Re: Short-circuit evaluation
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Re: Short-circuit evaluation


  • Subject: Re: Short-circuit evaluation
  • From: Kyle Sluder <email@hidden>
  • Date: Tue, 23 Jun 2009 08:14:13 -0700

On Tue, Jun 23, 2009 at 7:47 AM, Graham Cox<email@hidden> wrote:
> I'd like to if I could - unfortunately in this case the method in question
> is -validateMenuItem: which is designed to have intentional side-effects,
> like setting the item's state or title, as well as returning a boolean value
> for the enable state. The API might have been better if it returned nothing
> and made you handle the enable state directly also, but it wasn't so I'm
> stuck with it.

There is no reason you can't do this:

BOOL a = [foo bar];
BOOL b = [baz quux];
return a || b;

--Kyle Sluder
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  • Follow-Ups:
    • Re: Short-circuit evaluation
      • From: Andy Lee <email@hidden>
    • Re: Short-circuit evaluation
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References: 
 >Short-circuit evaluation (From: Graham Cox <email@hidden>)
 >Re: Short-circuit evaluation (From: Igor Mozolevsky <email@hidden>)
 >Re: Short-circuit evaluation (From: Igor Mozolevsky <email@hidden>)
 >Re: Short-circuit evaluation (From: Graham Cox <email@hidden>)
 >Re: Short-circuit evaluation (From: Michael Ash <email@hidden>)
 >Re: Short-circuit evaluation (From: Graham Cox <email@hidden>)

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