Hi Jürgen, looks like I have plenty of time, however, it's being usefully invested:-)
(SVN 1660) This displays as expected. X (8⎕CR X ←1 2 3 ⊃¨⊂'A' 'CD' 'EF') A CD EF ┌→──────────┐ │A ┌→─┐ ┌→─┐│ │ │CD│ │EF││ │ └──┘ └──┘│ └ϵ──────────┘ A..CD OK, CD...EF one space more. X (8⎕CR X ←1 2 3 ⌷¨⊂'A' 'CD' 'EF') A CD EF ┌→──────────────┐ │A ┌────┐ ┌────┐│ │ │┌→─┐│ │┌→─┐││ │ ││CD││ ││EF│││ │ │└──┘│ │└──┘││ │ └ϵ───┘ └ϵ───┘│ └ϵϵ─────────────┘ In Ref to "V" from previous conversations ... Display for "⊃" and "⌷" differ, the bare outputs are identical. X (8⎕CR X ←1 2 3 ⊃¨⊂V) A 1 2 3 4 5 0 0 0 ┌→────────────────────┐ 0 0 0 │A ┌→────────┐ ┌→────┐│ 0 0 0 │ │1 2 3 4 5│ ↓0 0 0││ │ └─────────┘ │0 0 0││ │ │0 0 0││ │ └─────┘│ └ϵ────────────────────┘ Same layout as before X (8⎕CR X ←1 2 3 ⌷¨⊂V) A 1 2 3 4 5 0 0 0 ┌→────────────────────────┐ 0 0 0 │A ┌───────────┐ ┌───────┐│ 0 0 0 │ │┌→────────┐│ │┌→────┐││ │ ││1 2 3 4 5││ │↓0 0 0│││ │ │└─────────┘│ ││0 0 0│││ │ └ϵ──────────┘ ││0 0 0│││ │ │└─────┘││ │ └ϵ──────┘│ └ϵϵ───────────────────────┘ As a side note. The output has trailing space(s) included 3 spaces EF...1 OK? Should be 2 spaces? X ←1 2 3 ⊃¨⊂'A' 'CD' 'EF' X 1 A CD EF 1 4 spaces EF....1 OK? Should be 2 spaces? X ←1 2 3 ⌷¨⊂'A' 'CD' 'EF' X 1 A CD EF 1 Best Regards Hans-Peter