Next: , Previous: , Up: ref-lod-dcl   [Contents][Index]


4.3.4.9 Mode Declarations

A declaration

:- mode :ModeSpec, …, :ModeSpec.

where each ModeSpec is a skeletal goal, has no effect whatsoever, but is accepted for compatibility reasons. Such declarations may be used as a commenting device, as they express the programmer’s intention of data flow in predicates.


Send feedback on this subject.