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   comp.lang.c++.moderated      Moderated discussion of C++ superhackery      33,346 messages   

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   Message 32,618 of 33,346   
   Francis Glassborow to Seungbeom Kim   
   Re: initializing array using another arr   
   26 Oct 12 09:21:54   
   
   From: francis.glassborow@btinternet.com   
      
   On 26/10/2012 06:29, Seungbeom Kim wrote:   
   >   
   > On 2012-10-23 14:18, Michael Kilburn wrote:   
   >>   
   >> Is there any way to initialize C array with values from another C   
   >> array? Here is boiled down example:   
   >>   
   >> char const S1[sizeof("ABCD")] = "ABCD";   
   >> char const S2[] = S1;         // :-/   
   >>   
   >> code above won't compile (GCC 4.4.3).   
   >   
   > It's a simple matter: initializing an object with the value of   
   > another object with the same type. I wonder why it was made illegal;   
   > otherwise it could have obviated the need for all the workarounds.   
   >   
      
   Yes but that was C. And no half way competent C programmer would write   
   the above code. They would simply have written   
      
   char const * S1 = "ABCD";   
   char const * S2 = S!;   
      
   They might or might not have constrained S1 and S2 to be const pointers.   
      
   Francis   
      
      
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