MDN will be in maintenance mode on Thursday September 21st, starting at 10 AM Pacific / 5 PM UTC, for about 1 hour.

JSVAL_VOID

Obsolete since JSAPI 42
This feature is obsolete. Although it may still work in some browsers, its use is discouraged since it could be removed at any time. Try to avoid using it.

The jsval that represents the JavaScript value undefined.

Syntax

JSVAL_VOID

Description

JSVAL_VOID is a jsval constant that represents the JavaScript value undefined.

See Also

Document Tags and Contributors

 Contributors to this page: arai, fscholz, ethertank, Jorend, Fedot
 Last updated by: arai,