---
name: "Statistics::R::REXP::S4"
section: "3pm"
platform: "linux"
package: "libstatistics-r-io-perl"
version: "1.0002-2"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/Statistics::R::REXP::S4"
---

# Statistics::R::REXP::S4(3pm)

an R closure

## NAME

Statistics::R::REXP::S4 - an R closure

## VERSION

version 1.0002

## SYNOPSIS

```
    use Statistics::R::REXP::S4;

    my $s4 = Statistics::R::REXP::S4->new(class => ['some name'], package = '.GlobalEnv');
    print $s4->class;
```

## DESCRIPTION

An object of this class represents an R S4 object (`"S4SXP"`).

## METHODS

`"Statistics::R::REXP::S4"` inherits from Statistics::R::REXP.

### ACCESSORS

- class

  Name of the object's class.

- package

  Name of the package in which the object's class is defined (or ".GlobalEnv" if it's defined in the global environment).

- slots

  A hash reference to the object's slots.

- sexptype

  SEXPTYPE of symbols is `"S4SXP"`.

- to\_pl

  Perl value of an S4 instance is a hash with elements `"class"`, `"slots"`, and `"package"`.

## BUGS AND LIMITATIONS

Classes in the `"REXP"` hierarchy are intended to be immutable. Please do not try to change their value or attributes.

There are no known bugs in this module. Please see Statistics::R::IO for bug reporting.

## SUPPORT

See Statistics::R::IO for support and contact information.

## AUTHOR

Davor Cubranic \<cubranic@stat.ubc.ca\>

## COPYRIGHT AND LICENSE

This software is Copyright (c) 2017 by University of British Columbia.

This is free software, licensed under:

```
  The GNU General Public License, Version 3, June 2007
```