The base type of the array (the VARTYPE of each element of the array). The VARTYPE is restricted to a subset of the variant types. Neither the VT_ARRAY nor the VT_BYREF flag can be set. VT_EMPTY and VT_NULL are not valid base types for the array. All other types are legal.
Number of dimensions in the array. The number cannot be changed after the array is created.
Pointer to a vector of bounds (one for each dimension) to allocate for the array.