From: rogeeff (rogeeff_at_[hidden])
Date: 2001-12-19 14:48:34
--- In boost_at_y..., Samuel Krempp <krempp_at_c...> wrote:
> On Wed, 2001-12-19 at 19:04, rogeeff wrote:
> > 1. What is an advantage of your format functionallity over
regular
> > ostream one?
>
> you give the format string in one place, and all variables later,
like
> cout << format("x=%1, y=%2 \n") % x % y;
> That's what many people miss when they use streams instead of
printf I/O
Could you give a real-life example?
Question to this example:
Where in a format do you specify a variable type and how do you check
it?
>
>
> > 2. What price for using of your format? in turms of memory and
> > performance.
>
> in perf, there's a 2-5 time factor when compared to the equivalent
> stream code, written by hand.
> I think the price in memory is a factor 2. (we store each piece of
the
> final string separately, and then concatenates them all, so at this
> instant we need twice the memory needed for the final string)
>
>
> > 3. How portable the code you supplied is
>
> It compiles with g++-3.0, not with g++-2.95.
> Jens Maurer reported success in compiling the code with KCC and
comeau,
> but not Intel 5.0.1 beta.
>
> And I don't have access to a VC++ compiler.
>
I looked on to your code. It definetly won't work right away in VC++.
>
>
> regards,
> --
> Sam
Genadiy.