Identifies the ending ordinal, numbered from 1, for an array
element of index _array_structure_list_section.index in the
The value defaults to the dimension for index
of the array.
Note that this agrees with the Fortran convention, rather than
the Python convention in that, if compatible with the stride,
the end element is included in the section as in Fortran, rather
than being one beyond the section as in Python.