--- "Dr.Ruud" <[EMAIL PROTECTED]> wrote:
> Norbert Preining schreef:
>
> > The Perl Book says: Auto increment and decrement
> work as in
> > C. So if I take this C program:
> > #include <stdio.h>
> > #include <stddef.h>
> > int main() {
> > int a;
> > int b;
> > a=3;
> > b=(++a)+(a++);
> > printf("b=%d\n",b);
> > }
> > it prints b=8.
> >
> > When I do the same in perl:
> > $a = 3;
> > $b = (++$a) + ($a++);
> > print "b=$b\n";
> >
> > It prints b=9.
> >
> > I checked with a friend and Java behaves like C
> and prints 8.
>
> $ perl -wle '
> $a = 3;
> $b = 0 + (++$a) + ($a++);
> print "b=$b\n";
> '
> b=8
> :)
>
> --
> Affijn, Ruud
>
> "Gewoon is een tijger."
>
Lessons learned....
always initialize your variables to zero. : )
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