select_variables: Select variables in a dataframe.

In robertzk/syberiaMungebits: Common mungebits used with Syberia projects.

Description

Select variables in a dataframe.

Usage

select_variables(dataframe, cols, weak = TRUE)

Arguments

dataframe	a data.frame
cols	an atomic vector. Drop all but these columns.
weak	logical. Whether or not to add non-existent columns as NAs.

Examples

df <- iris; select_variables(df, 1) # Select only first variable
df <- iris; select_variables(df, c('Sepal.Length', 'Petal.Length'))
df <- iris; select_variables(df, c(TRUE,TRUE,FALSE,FALSE,TRUE)) # Exclude cols 3 and 4

robertzk/syberiaMungebits documentation built on July 30, 2019, 3:37 p.m.