An iterator over a range of data entries in a [`Deno.Kv`](../././~/Deno.Kv).
The cursor getter returns the cursor that can be used to resume the
iteration from the current position in the future.
readonly
cursor: string
Returns the cursor of the current position in the iteration. This cursor
can be used to resume the iteration from the current position in the
future by passing it to the `cursor` option of the `list` method.