The comma operator (represented by the token ,) is a binary operator
that evaluates its first operand and discards the result, it then
evaluates the second operand and returns this value (and type). The
comma operator has the lowest precedence of any C operator, and acts
as a sequence point.
check this:
http://geeksforgeeks.org/?p=8482
On Feb 6, 8:59 am, tech rascal <techrascal...@gmail.com> wrote:
> yeah, plz explain the effect/use of comma operator.
>
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>
>
> On Sat, Feb 5, 2011 at 8:16 PM, nishaanth <nishaant...@gmail.com> wrote:
> > how does it ignore ' , ' for x but not for y ?. Can you explain what
> > happens if u give , in an int.
>
> > On Sat, Feb 5, 2011 at 6:34 PM, Gajendra Dadheech
> > <gajju3...@gmail.com>wrote:
>
> >> x would be 20 as when we put zero in front of any number then this is
> >> taken as octel number and value of 024 in decimal would be 20
>
> >> Thanks and regards,
> >> Gajendra Dadheech
>
> >> On Sat, Feb 5, 2011 at 6:30 PM, Gajendra Dadheech
> >> <gajju3...@gmail.com>wrote:
>
> >>> 20,1 this would be output
>
> >>> Thanks and regards,
> >>> Gajendra Dadheech
> >>> Software Engineer-I (R&D)
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>
> >>> On Sat, Feb 5, 2011 at 6:11 PM, vaibhav agrawal
> >>> <agrvaib...@gmail.com>wrote:
>
> >>>> @ankit: how x is 20?
>
> >>>> On Sat, Feb 5, 2011 at 4:46 PM, ankit sablok <ankit4...@gmail.com>wrote:
>
> >>>>> x is 20 for sure and y i m guessing to be 1 comma operator and 0 used
> >>>>> for octal constnts
>
> >>>>> On Sat, Feb 5, 2011 at 3:01 PM, radha krishnan <
> >>>>> radhakrishnance...@gmail.com> wrote:
>
> >>>>>> guess the output
>
> >>>>>> main()
> >>>>>> {
> >>>>>> int x=(1,024),y;
> >>>>>> y=1,024;
> >>>>>> printf("%d %d",x,y);
> >>>>>> }
>
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> > S.Nishaanth,
> > Computer Science and engineering,
> > IIT Madras.
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