gdata (version 2.18.0.1)

rename.vars: Remove or rename variables in a dataframe

Description

Remove or rename a variables in a data frame.

Usage

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

Value

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

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.

Author

Code by Don MacQueen . Documentation by Gregory R. Warnes

See Also

names, colnames, data.frame

Examples

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)