A key that tells apart objects sharing a name: the name, with how many
objects of that name came before it. Counted in the order the author
declared the data, which a rebuild keeps, rather than in the order the
chart walks it, which a change of values can reshuffle.
A key that tells apart objects sharing a name: the name, with how many objects of that name came before it. Counted in the order the author declared the data, which a rebuild keeps, rather than in the order the chart walks it, which a change of values can reshuffle.