R: Extract Variable Types from a Dataframe

varClass {missForest} | R 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.

[Package missForest version 1.4 Index]