@ankit agarwal , it is giving zero because the region the pages are
allocated for it in the .rodata section (With pointer to it pushed on
the stack) is zeroed out .It can even give segmentation fault in many
cases and the behaviour here in operating system and compiler
dependent
On Jun 23, 5:14 pm, Anika Jain <anika.jai...@gmail.com> wrote:
> oki.. thanx :)
>
> On Thu, Jun 23, 2011 at 5:39 PM, Ankit Agarwal <ankitgeniu...@gmail.com>wrote:
>
>
>
> > 1) p1[-3] is an invalid address and thereby, it is giving 0.
>
> > 2) p1[3]='e' having 101 as ASCII value, thus -p1[3]=-101 as integer.
>
> > On Thu, Jun 23, 2011 at 5:36 PM, Anika Jain <anika.jai...@gmail.com>wrote:
>
> >> 1)
> >> int main()
> >> {
> >> char *p1="cquestionbank";
> >> printf("%d",p1[-3]);
> >> return 0;
> >> }
>
> >> why is it giving 0??
>
> >> 2)
> >> int main()
> >> {
> >> char *p1="cquestionbank";
> >> printf("%d",-3[p1]);
> >> return 0;
> >> }
>
> >> why is this giving -101??
>
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> > --
> > Ankit Agarwal
>
> > *Be the change that you want to see in the world... :)*
> > *----- Gandhiji*
>
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