Re: [Mingw-users] size of length of an array

[<hm...@gm...>]

> hm...@gm... wrote:
> > How does one deliver the size or length of an array in c++ (just as
> > we have in java)?
> 
> Others posted the "sizeof" trick, so I will add my two cents.
> 
> Since you are using C++ and want Java-like behavior, you could use a 
> vector. Unlike its Java counterpart it offers overloaded operator[], 
> allowing array-style element access. It has a "size()" method similar to 
> the "length" property of a Java array. If you use the "at()" method you 
> get bounds checking. Finally, it is a template class. It gives you 
> strong type checking without any overhead of constantly making typecasts.
> 
> Basically you can use a C++ vector just like an array, but it adds extra 
> features such as iterators, allocators, and metadata (e.g. length). If 
> you pass this vector to a function in another compilation unit you don't 
> need to pass the length, the vector stores that for you.
> 
> -- 
> John Gaughan
> http://www.johngaughan.net/
> jo...@jo...

Oh, great!
Thanks to you all!!!!
Regards,
Harp

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