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Apply a Function Over a List

Syntax

lapply(x, fun, ...)

Arguments

x the list to be used.
fun the function to be applied. In the case of functions like +, %*%, etc., the function name must be quoted.
... optional arguments to fun.

Description

lapply returns a list of the same length as x. Each element of which is the result of applying fun to the corresponding element of x.

Examples

# take the mean of each element of the list x > lapply(x,mean)