add_margins: Add margins to a data frame.

Description Usage Arguments

Description

Rownames are silently stripped. All margining variables will be converted to factors.

Usage

1

Arguments

df

input data frame

vars

a list of character vectors giving the variables in each dimension

margins

a character vector of variable names to compute margins for. TRUE will compute all possible margins.


reshape2 documentation built on May 2, 2019, 5:10 a.m.