How to set the collection view cell size exactly equal to the collection view in iOS?

Question

I want to set a collection view where it is only displayed one element at the time and it scrolls horizontally. I want to know how to set the same size for both if the colle

Answer 1

if you want to add it programmatically you can try this:

lazy var collectionView: UICollectionView = {
        let layout = UICollectionViewFlowLayout()
        layout.scrollDirection = .horizontal
        layout.minimumLineSpacing = 0
        let cv = UICollectionView(frame: .zero, collectionViewLayout: layout)
        cv.backgroundColor = .white
        cv.delegate = self
        cv.dataSource = self
        cv.isPagingEnabled = true
        cv.showsHorizontalScrollIndicator = false
        return cv
}()