# R: Deprecated Functions in Base package

base-deprecated {base} | R Documentation

## Deprecated Functions in Base package

### Description

These functions are provided for compatibility with older versions of R only, and may be defunct as soon as the next release.

### Usage

    Sys.putenv(...)

### Arguments

`...` | named arguments with values coercible to a character string.

### Details

The original help page for these functions is often available at `help("oldName-deprecated")` (note the quotes). Functions in packages other than the base package are listed in `help("pkg-deprecated")`.

`Sys.putenv` is a deprecated synonym for `Sys.setenv`.

### See Also

`Deprecated`, `base-defunct`

[Package base version 2.6.0 Index]