---
name: "JE::Undefined"
section: "3pm"
platform: "linux"
package: "libje-perl"
version: "0.066-4"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/JE::Undefined"
---

# JE::Undefined(3pm)

JavaScript undefined value

## NAME

JE::Undefined - JavaScript undefined value

## SYNOPSIS

```
  use JE;
  $j = new JE;
  $js_undefined = $j->undef;
  $js_undefined->value; # undef
```

## DESCRIPTION

This class implements the JavaScript "undefined" type. There really isn't much to it.

Undefined stringifies to 'undefined', and is false as a boolean.

## SEE ALSO

- JE::Types

  - JE::Null

  - JE