CollectionView delegates

gistfile1.txt

    
    func collectionView(_ collectionView: UICollectionView, cellForItemAt indexPath: IndexPath) -> UICollectionViewCell {
        let gif = gifs[indexPath.row]
        let cell = collectionView.dequeueReusableCell(withReuseIdentifier: cellId, for: indexPath) as! GifCollectionViewCell
        cell.gifView.loadGif(name: gif)
        return cell

    }
    
    func collectionView(_ collectionView: UICollectionView, numberOfItemsInSection section: Int) -> Int {
        return 3
    }