Remove or rename variables in a dataframe

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Description

Remove or rename a variables in a data frame.

Usage

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rename.vars(data, from="", to="", info=TRUE)
remove.vars(data, names="", info=TRUE)

Arguments

data

dataframe to be modified.

from

character vector containing the current name of each variable to be renamed.

to

character vector containing the new name of each variable to be renamed.

names

character vector containing the names of variables to be removed.

info

boolean value indicating whether to print details of the removal/renaming. Defaults to TRUE.

Value

The updated data frame with variables listed in from renamed to the corresponding element of to.

Author(s)

Code by Don MacQueen macq\@llnl.gov. Documentation by Gregory R. Warnes greg@warnes.net

See Also

names, colnames, data.frame

Examples

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data <- data.frame(x=1:10,y=1:10,z=1:10)
names(data)
data <- rename.vars(data, c("x","y","z"), c("first","second","third"))
names(data)

data <- remove.vars(data, "second")
names(data)

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