TestRouter:
PW.UserProc =
BEGIN
Cells
left, right, top, bottom, test: PW.Object;
examples: PW.Design ← PW.OpenDesign["///PWTest.dale"];
left ← PW.Get[examples, "left"];
right ← PW.Get[examples, "right"];
top ← PW.Get[examples, "top"];
bottom ← PW.Get[examples, "bottom"];
test ← PWRoute.AbutRouteListX[design, LIST[left, right], LIST[top], LIST[bottom]];
RETURN[test];
END;