Greetings, I'm not sure what ⎕FX is doing, but it's certainly wrong.
∇abc [1] 111 [2] 222 [3] 333 [4] 444 [5] 555 [6] ∇ x←⎕CR 'abc' x abc 111 222 333 444 555 x[4;1]←' ' x abc 111 222 33 444 555 ⎕fx x 1 ∇abc[⎕]∇ ∇ [0] abc [1] 111 [2] 222 [3] 333 [4] 444 [5] 555 ∇ Why is 333 not 33? Thanks. Blake