h = { foo: {bar: {baz: 1}}} h.dig(:foo, :bar, :baz) #=> 1 h.dig(:foo, :zot, :xyz) #=> nil g = { foo: [10, 11, 12] } g.dig(:foo, 1) #=> 11 g.dig(:foo, 1, 0) #=> TypeError: Integer does not have #dig method g.dig(:foo, :bar) #=> TypeError: no implicit conversion of Symbol into Integer
