1 2 3 4 5 6 7 8
def f() -> Slice => 0 :: 2 :: 3 def g() -> Slice => 0 ::= 2 :: 3 def i() -> Range => 0 .. 2 .. 3 def j() -> Range => 0 ..= 2 .. 3 def x := [1, 2, 3] x[f()]