The code vocabulary at one frame, in canonical order.
scale_units(x, frame = NULL)A NestedScale.
A single frame name; defaults to the finest frame (the atoms).
A character vector of unit codes.
s <- scale_example()
scale_units(s)
#> [1] "U1" "U2" "U3" "U4" "U5" "U6" "OTH"
scale_units(s, "group")
#> [1] "G1" "GB" "GC"