is empty
returns whether a list or dict is empty
(any subject) -> boolean
If subject is a list, returns true if subject is the empty list, returns false otherwise.
If subject is a dict, returns true if subject is the empty dict, returns false otherwise.
Returns nil if subject is nil
Throws an error if subject is neither a list nor a dict.
Parameters
| Name | Type | Description |
|---|---|---|
subject |
dict or list | The dict or list to inspect |