The following is the skeleton of a minimum PHIGS program, displaying a structure with the identifier STRID according to a 2D view index VIEWID on a workstation with the identifier WKID
CALL POPPH (...); /* open PHIGS */ CALL POPST (STRID); /* build structure */ CALL PSVWI (VIEWID); /* view index */ . . . CALL PCLST (); CALL POPWK (WKID, ...); /* open a workstation */ CALL PEVOM (...); /* parameters of one view */ CALL PEVMM (...); CALL PSVWR (WKID, VIEWID, ...); /* defining the view */ CALL PPOST (WKID, STRID, ...); /* structures to be displayed */ CALL PRST (WKID, ...); /* displaying posted structures */ CALL PCLWK (WKID); /* close workstation and PHIGS */ CALL PCLPH ();