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Re: Converting NSString to C++ std::string
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Re: Converting NSString to C++ std::string


  • Subject: Re: Converting NSString to C++ std::string
  • From: Drew Lawson <email@hidden>
  • Date: Fri, 8 May 2009 12:56:51 -0400

According to Alex Curylo:

>
> On 8-May-09, at 8:55 AM, email@hidden wrote:
>
> > mycppstring = std::string([[myNSTextField stringValue] UTF8String]);
> >
> >
> > But it keeps crashing. What's the recommended way?
>
> I have no idea, but it works for me to simply assign it without the
> constructor. Why, here's an example in the file I'm working on right
> now, fancy that:

The only other gotcha I can think of (because it annoys me) is that
std::string does not play nice with null pointers.  Is it possible
that stringValue returns nil?

Hmm, I had one other thought.  There are several std::string
constructors, depending on the parameter type.  In ObjC++, is it
unambiguous at compile time that the expression is "const char*"?

--
Drew Lawson            |  We were taking a vote when
                       |  the ground came up and hit us.
                       |      -- Cylon warrior
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References: 
 >Re: Converting NSString to C++ std::string (From: Alex Curylo <email@hidden>)

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