- Using the Prolog IDE
Console tracing can be activated by deactivating the GUI tracer. This can be done in the menu of the Prolog console or with the query “noguitracer.”.
In console tracing mode, each 'RETURN' shows you the next “step” of the logic program's execution. For a full listing of possible console tracing actions hit 'h' and 'RETURN'. Here is how console tracing looks after a series of “step” commands: