## filterEmpty(a: mixed)

Filters the passed value and returns undefined either if:
* An [array] or an {object} is empty.
* `null` has been passed.
* `NaN` has been passed.
## filterEmpty(a: mixed)

Filters the passed value and returns `undefined` if either:
* An [array] or an {object} is empty.
* `null` has been passed.
* `NaN` has been passed.

#### Arguments

* `a` **(mixed)** – The passed data.

#### Returns

* **(mixed)** – Either `undefined` or the passed data.
Add arguments to the documentation
Add arguments to the documentation
