That's true. But as for floor numbering, specifically, it depends on the country...

		luispauloml on Aug 24, 2022 \| parent \| context \| favorite \| on: Why do arrays start at 0? That's true. But as for floor numbering, specifically, it depends on the country: some places have a "ground floor" between the 1st underground floor and the 1st "above ground" floor.