RosettaCodeData/Task/Create-a-two-dimensional-array-at-runtime/J/create-a-two-dimensional-array-at-runtime-8.j

'init new' =. ' ';'x'           NB. literals
'init new' =. 1r2;2r3           NB. fractions
'init new' =. a: ; <<'Rosetta'  NB. boxes