Swift3.0 自定义tableView复用cell 的写法，与CollectionViewCell的不同,数据model

class homeYiyuancell: UICollectionViewCell {

var imageyiyuan = UIImageView()
var labelyiyuan = UILabel()

override init(frame: CGRect) {
super.init(frame: frame)

self.backgroundColor = UIColor.white
//开始布局

}

required init?(coder aDecoder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}

}

//zhuce
collectionVieww?.register(hometopCell.self, forCellWithReuseIdentifier: "topcell")

let cell = collectionVieww?.dequeueReusableCell(withReuseIdentifier: "tuwen", for: indexPath) as! hometuwenCollectionViewCell