ref-iou-tou (SICStus Prolog)

Term output operations include:

writing to a stream (various “write” Predicates)
displaying, usually on the user’s terminal (display/1)
changing the effects of print/[1,2] (user:portray/1)
writing a clause as listing/[0,1] does, except original variable names are not retained (portray_clause/[1,2])

• ref-iou-tou-wrt		Writing Terms: the “Write” Predicates
• ref-iou-tou-cha		Common Characteristics
• ref-iou-tou-dis		Distinctions Among the “Write” Predicates
• ref-iou-tou-dsp		Displaying Terms
• ref-iou-tou-por		Using the Portray Hook
• ref-iou-tou-pcl		Portraying a Clause