pub fn new_mut<Item, DynSliceFromType>(
value: &mut [DynSliceFromType],
) -> SliceMut<'_, Item>where
Dyn<Item>: Pointee<Metadata = DynMetadata<Dyn<Item>>>,
DynSliceFromType: 'static + Iterator<Item = Item>,Expand description
Create a mutable dyn slice from a mutable slice of a type that implements Iterator.