Last data update: 2014.03.03

R: Extract Variable Types from a Dataframe
varClassR Documentation

Extract Variable Types from a Dataframe

Description

'varClass' returns the variable types of a dataframe. It is used internally in several functions of the 'missForest'-package.

Usage

varClass(x)

Arguments

x

data frame with variables in the columns.

Value

a vector of length p where p denotes the number of columns in 'x'. The entries are "numeric" for continuous variables and "factor" for categorical variables.

Note

This function is internally used by missForest and mixError.

Author(s)

Daniel J. Stekhoven, <stekhoven@stat.math.ethz.ch>

See Also

missForest, mixError, nrmse

Examples

data(iris)
varClass(iris)

## We have four continuous and one categorical variable.

Results