Exercises-3

#Give a scalar number(which is a vector of length 1 in R terminology), determine if the number has an integer value.


x=34.8


{#
if (x==trunc(x))
{
      int.val=TRUE
}
else
      {
      int.val=FALSE
      }
}#
int.val


int.val=(x==trunc(x))
int.val
#also work on vector