NA_explicit_ {na.tools}

NA_explicit_

Description

Default replacement for missing values in categorical vectors.

Usage

NA_explicit_

Format

An object of class character of length 1.

Details

NA_explicit_ is used as a default replacement for categorical vectors.

It is an active binding to getOptions('NA_explicit_') and is exported to the callers namespace.

To change the value of NA_explicit use:

options( NA_explicit = new_value )

NA_explicit_ cannot be directly set.

See Also

na.replace()