---
name: "Attean::Literal"
section: "3pm"
platform: "linux"
package: "libattean-perl"
version: "0.035-1"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/Attean::Literal"
---

# Attean::Literal(3pm)

RDF Literals

## NAME

Attean::Literal - RDF Literals

## VERSION

This document describes Attean::Literal version 0.035

## SYNOPSIS

```
  use v5.14;
  use Attean;
  my $langterm = Attean::Literal->new(value => 'foo', language => 'en-US');
  $langterm->ntriples_string; # "foo"@en-US
  my $typeterm = Attean::Literal->new(value => '123', datatype => 'http://www.w3.org/2001/XMLSchema#integer');
  $langterm->ntriples_string; # "123"^^<http://www.w3.org/2001/XMLSchema#integer>
```

## DESCRIPTION

The Attean::Literal class represents RDF literals. It conforms to the Attean::API::Literal role.

## ATTRIBUTES

The following attributes exist:

- "value"

  - "language"

  - "datatype"

  ## METHODS

- "has\_language"

  Returns true if the literal has a language tag, false otherwise.

- "true"

  The xsd:true term.

- "false"

  The xsd:false term.

## BUGS

Please report any bugs or feature requests to through the GitHub web interface at \<https://github.com/kasei/attean/issues\>.

## SEE ALSO

## AUTHOR

Gregory Todd Williams  `"<gwilliams@cpan.org>"`

## COPYRIGHT

Copyright (c) 2014--2022 Gregory Todd Williams. This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself.