Description Usage Arguments Value Examples
An AND operator that returns NA for NA & NA NA T function(x) if(all(is.na(x))) NA else all(x, na.rm=TRUE)
1 | e1 %&% e2
|
e1 |
logical vector |
e2 |
logical vector |
logical vector
1 2 | e <- expand.grid(e1 = c(NA, T, F), e2 = c(NA, T, F))
e$e1 %&% e$e2
|
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