Trim a vector such that the last/first value represents the sum of trimmed values

Description

trimSum trims (shortens) a vector in such a way that the last or first value represents the sum of trimmed values. User needs to specify the desired length of a trimmed vector.

Usage

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trimSum(x, n, right=TRUE, na.rm=FALSE, ...)

Arguments

x

numeric, a vector of numeric values

n

numeric, desired length of the output

right

logical, trim on the right/bottom or the left/top side

na.rm

logical, remove NA values when applying a function

...

arguments passed to other methods - currently not used

Value

Trimmed vector with a last/first value representing the sum of trimmed values

Author(s)

Gregor Gorjanc

See Also

trim

Examples

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x <- 1:10
trimSum(x, n=5)
trimSum(x, n=5, right=FALSE)

x[9] <- NA
trimSum(x, n=5)
trimSum(x, n=5, na.rm=TRUE)

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