哪个大佬有swift使用的demo啊

[Vishcn]

哪个大佬有swift使用的demo啊
初学者只会swift 跪求

[ShenYj]

fileprivate lazy var boxInputCellProperty = CRBoxInputCellProperty()
        .then{
            $0.cellCursorColor = .black
            $0.cellCursorWidth = 2
            $0.cellCursorHeight = 27
            $0.cornerRadius = 0
            $0.borderWidth = 0
            $0.cellFont = .SYS_BOLD_F15
            $0.cellTextColor = .blue3487FB
            $0.showLine = true
            
            $0.customLineViewBlock = {
                let lineView = CRLineView()
                lineView.underlineColorSelected = .black
                lineView.underlineColorNormal = .blueE1E5EE
                lineView.underlineColorFilled = .blue3487FB
                lineView.lineView.snp.makeConstraints { make in
                    make.height.equalTo(4)
                    make.left.right.bottom.equalToSuperview()
                }
                lineView.selectChangeBlock = { lineView, selected in
                    switch selected {
                    case true:  lineView.lineView.snp.updateConstraints { make in make.height.equalTo(6) }
                    case false: lineView.lineView.snp.updateConstraints { make in make.height.equalTo(4) }
                    }
                }
                return lineView
            }
        }
    fileprivate lazy var codeBox = CRBoxInputView(codeLength: 6)!
        .then{
            $0.keyBoardType = .asciiCapableNumberPad
            $0.customCellProperty = boxInputCellProperty
            $0.mainCollectionView()?.contentInset = .zero
            $0.boxFlowLayout?.itemSize = CGSize(width: codeBoxItemWidth, height: codeBoxItemWidth)
            $0.loadAndPrepare(withBeginEdit: true)
            $0.hero.id = "verifyCode"
        }