R: Marking Objects as Defunct

Defunct {base} | R Documentation

## Marking Objects as Defunct

### Description

When a function is removed from R it should be replaced by a function which calls `.Defunct`.

### Usage

    .Defunct(new, package = NULL, msg)

### Arguments

`new` | character string: A suggestion for a replacement function.
`package` | character string: The package to be used when suggesting where the defunct function might be listed.
`msg` | character string: A message to be printed, if missing a default message is used.

### Details

`.Defunct` is called from defunct functions. Functions should be listed in `help("pkg-defunct")` for an appropriate `pkg`, including `base` (with the alias added to the respective Rd file).

`.Defunct` signals an error of class `defunctError` with fields `old`, `new`, and `package`.

### See Also

`Deprecated`.

`base-defunct` and so on which list the defunct functions in the packages.

[Package base version 4.0.5 Index]