Re: "PORTING C" > Viewing an array in wathc window fails!

From:
"Igor Tandetnik" <itandetnik@mvps.org>
Newsgroups:
microsoft.public.vc.language
Date:
Tue, 19 Jan 2010 08:14:20 -0500
Message-ID:
<O5WYUlQmKHA.5728@TK2MSFTNGP06.phx.gbl>
Ulrich Eckhardt wrote:

Igor Tandetnik wrote:

You could mention array dimensions in the function definition:
 
int addNumbers(int fiveNumbers[5]) { ... }
 
This also tells anyone reading the code that the function expects an =

array

of exactly 5 elements.

 
Well, anyone but not anything, in particular not the compiler, which =

will

neither check nor even warn you if you supply more or less.


Yes, it's purely for self-documentation. I also hoped the debugger might =
pick it up and show five elements in the Watch window, but I haven't =
tested this hypothesis.

Another alternative, tell it to the function:
 
 int addNumbers(int const* numbers, size_t size);


That wouldn't help with the debugger, would it? The original question =
was, how to view the array in the Watch window.

or maybe even:
 
 template<size_t len>
   int addNumbers(int numbers[len]);


It's a C program, not C++.
--
With best wishes,
    Igor Tandetnik

With sufficient thrust, pigs fly just fine. However, this is not =
necessarily a good idea. It is hard to be sure where they are going to =
land, and it could be dangerous sitting under them as they fly overhead. =
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