true value is returned.
arrGetsVoid($array)
$array: array to be checked
vdump(arrGetsVoid([])); //true
vdump(arrGetsVoid([[]])); //true
vdump(arrGetsVoid(['user'=> 'foo'])); //false
vdump(arrGetsVoid(['user'=> ''])); //true
vdump(arrGetsVoid(['user'=> []])); //true
vdump(arrGetsVoid(['user'=> false])); //true
vdump(arrGetsVoid(['user'=> 0])); //true
vdump(arrGetsVoid(['user'=> 'foo', 'name'=>''])); //true