UIKit链式调用
// 支持Pods
pod 'CPFChain+UIKit', '~>1.0.0'// 引入对应模块
import CPFChain+UIKit// �明确view层次
let view = UIView()
let label = UILabel()
let imageView = UIImageView()
let containerView = UIView()
let detailLabel = UILabel()
view.cpf
.add(lable)
.add(imageView)
.add(containerView.cpf
.add(detailLabel))// 属性设置
let textField = UITextField()
let imageView = UIImageView()
textField.cpf
.font(UIFont.systemFont(ofSize: 14))
.text(alignment: .left)
.textColor(.purple)
.clearButton(mode: .whileEditing)
.keyboard(type: .numberPad)
.returnKey(type: .next)
.placeholder("输入手机号")
.delegate(self)
imageView.cpf
.image(UIImage(named: "xxx"))
.content(mode: .scaleAspectFit)