| Lists all the volumes Docker manages. You can filter using the `-f` or | |
| `--filter` flag. The filtering format is a `key=value` pair. To specify | |
| more than one filter, pass multiple flags (for example, | |
| `--filter "foo=bar" --filter "bif=baz"`) | |
| The currently supported filters are: | |
| * `dangling` (boolean - `true` or `false`, `1` or `0`) | |
| * `driver` (a volume driver's name) | |
| * `label` (`label=<key>` or `label=<key>=<value>`) | |
| * `name` (a volume's name) |