Re: ada loops

[Stephen Leake <Stephe.Leake@nasa.gov>]

Dave Thompson <david.thompson1@worldnet.att.net> writes:

> On 30 May 2003 13:25:31 -0400, Stephen Leake <Stephe.Leake@nasa.gov>
> wrote:
> [for variable local to loop]
> > I don't remember how Pascal did this; I suspect the loop variable was
> > not a new declaration. In standard C++, the loop variable is a new
> > declaration (as in Ada), but in early versions of C++, it wasn't.
> > 
> Not exactly.  In C++ you have an explicit choice:
> 
> 1) if you write e.g. for( i = 0; i < 10; i++ ) ... it uses an existing
> variable (which must be) already available (declared).
> 
> 2) if you write e.g. for( int i = 0; i < 10; i++ ) ... it creates a
> new variable.  

Right, sorry. I forgot the details. Fortunately, I'm not writing much
C++ code these days :).


-- 
-- Stephe