Peter Dalgaard <[EMAIL PROTECTED]> wrote:
Robert writes:
> Professor,
> What does if ((x=2)) 2 mean?
> Thanks,
> Robert
it assigns 2 to x, then uses the result (i.e. whether it is non-zero)
as the condition for the if() construct. So in this case, the
condition is always TRUE and the result is always 2.
I see.
> if ((x=2)) 2
[1] 2
> if ((x=0)) 2
>
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