Suppose you create a multidimensional ARRAY named seismic_cube. The following example shows how ARRAY parameters are indicated in a HELP FUNCTION report. If seismic_cube were a one-dimensional ARRAY type, that would be indicated with A1 rather than AN for the Type attribute.
HELP FUNCTION SYSUDTLIB.3d_array; Parameter Name P1 Type I Comment ? Nullable N Format -(10)9 Max Length 4 Decimal Total Digits ? Decimal Fractional Digits ? Table/View? F Char Type ? Parameter Type I UDT Name ? Parameter Name RETURN0 Type AN Comment ? Nullable N Format ? Max Length ? Decimal Total Digits ? Decimal Fractional Digits ? Table/View? F Char Type ? Parameter Type O UDT Name seismic_cube