Returns a numeric object whose elements are the cumulative sums of the elements of the argument.

cumsum(x, na.rm = FALSE)

Arguments

x

a numeric object.

na.rm

logical. Should missing values be removed? Default FALSE.

Details

If na.rm=TRUE, then NA are treated as 0 when computing the cumulative sum.

Examples

if (FALSE) { x <- mtcars[1:5,] x[2,] <- NA cumsum(x) cumsum(x, na.rm = TRUE) }