Logtalk reference manual
Entity directive: threaded/0
Contents > Reference Manual > Directives > threaded/0

## threaded/0

#### Description

    threaded

Declares that an object supports concurrent calls and asynchronous messages. Any object containing calls to the built-in multi-threading predicates (or importing a category that contains such calls) must include this directive.

#### Template and modes

    threaded

#### Examples

    :- threaded.