Re: [Caml-list] Correct way of programming a CGI script

[skaller <skaller@users.sourceforge.net>]

On Tue, 2007-10-09 at 12:15 +0200, Christophe TROESTLER wrote:
> On Tue, 09 Oct 2007 09:05:03 +1000, skaller wrote:
> > 
> > On Tue, 2007-10-09 at 08:21 +1000, Erik de Castro Lopo wrote:
> > > skaller wrote:
> > 
> > > While I agree that yes, it is possible to write slow code in Ocaml
> > > (or any other language), I suspect that idiomatic Ocaml string handling
> > > compiled to a binary is just as fast if not faster than Java/Perl/Python/
> > > Ruby/PHP/whatever.
> > 
> > Fraid not. Python eats Ocaml alive. Python:
> 
> Are you sure you are comparing string manipulation and languages here?
> 
> > s= "a"
> > x = ""
> > for i in xrange(0,10000000):
> >   x = x+s
> > print "done"
> > 
> > Time: 6 seconds. Without optimisation switched on.
> 
> Time: 6.238s Without optimisation switched on.
> 
> > Ocaml:
> 
>   let x = ref(Rope.of_string "")
>   let s = Rope.of_string "a";;
>   for i = 0 to 10_000_000 do
>     x := Rope.concat2 !x s
>   done;;
>   print_endline "done"
> 
> Time: 2.047s Without optimisation switched on.

Of course that's nice, but Rope isn't the standard data structure.
Maybe it should be .. 

-- 
John Skaller <skaller at users dot sf dot net>
Felix, successor to C++: http://felix.sf.net