UICollectionView Custom Cell to fill width In Swift

Question

I\'ve been trying to figure-out how can i make the cell fill the width, as you can see in the picture the width between the cells is too big. i am using custom cell with only on

Answer 1

Use Following code for set the width of UICollectionViewCell.

func collectionView(_ collectionView: UICollectionView,
                    layout collectionViewLayout: UICollectionViewLayout,
                    sizeForItemAt indexPath: IndexPath) -> CGSize {        
    return CGSize(width: screenWidth/3, height: screenWidth/3);
}