R help - Dec 2017 - xyTable(x,y) versus table(x,y) with NAs

Hi All,

It seems to me that xyTable() gets thrown off by NAs:

x <- c(1, 1, 2, 2,  2, 3)
y <- c(1, 2, 1, 3, NA, 3)
table(x, y, useNA="always")
xyTable(x, y)

Is this intended behavior?

Best,
Wolfgang