built-in method

!/0

Description

!

Always succeeds with the side-effect of discarding choice-points. See also the ISO Prolog standard definition. This built-in method is declared as a public method and can be used as a message to an object.

Modes and number of proofs

! - one

Errors

(none)

Examples

(none)

See also

true/0, fail/0, false/0, repeat/0