呆子编程LQ

摘要： ```swift import UIKit class ViewController: UIViewController{ var stepper:UIStepper! var label:UILabel! override func viewDidLoad() { super.viewDidLoad() //创建Stepper ... 阅读全文

摘要： ```swift import UIKit class ViewController: UIViewController,UIPickerViewDataSource,UIPickerViewDelegate { var pickerView:UIPickerView! override func viewDidLoad() { super.viewDidLoad... 阅读全文

摘要： 添加AlertController 添加文本输入框 自动消失的提示框 UIAlertExtension: 封装 创建一个swift文件，命名为UIAlertExtension ViewController.swift: 阅读全文

摘要： ```swift import UIKit var imageView:UIImageView! class ViewController: UIViewController { override func viewDidLoad() { super.viewDidLoad() //创建Slider let slider = UISlider... 阅读全文

摘要： ```swift import UIKit var imageView:UIImageView! class ViewController: UIViewController { override func viewDidLoad() { super.viewDidLoad() //创建ProgressView let progressVie... 阅读全文

摘要： ```swift import UIKit var imageView:UIImageView! class ViewController: UIViewController { override func viewDidLoad() { super.viewDidLoad() //创建ImageView imageView = UIImag... 阅读全文

摘要： ```swift import UIKit class ViewController: UIViewController { override func viewDidLoad() { super.viewDidLoad() let items = ["optionA","optionB","optionC"] let segmented ... 阅读全文

摘要： ```swift import UIKit class ViewController: UIViewController { override func viewDidLoad() { super.viewDidLoad() //创建UISWitch(Switch无需设置大小) let uiSwitch = UISwitch(frame: ... 阅读全文

摘要： ```swift import UIKit class ViewController: UIViewController { override func viewDidLoad() { super.viewDidLoad() //创建UITextView let textView = UITextView(frame: CGRect(x:... 阅读全文

摘要： ```swift import UIKit class ViewController: UIViewController,UITextFieldDelegate { var textField:UITextField!//声明一个UItextField类型变量 override func viewDidLoad() { super.viewDidLoad() ... 阅读全文

摘要： Button设置动态图片 阅读全文

摘要： ```swift import UIKit class ViewController: UIViewController { override func viewDidLoad() { super.viewDidLoad() //创建Label并设置位置 let label = UILabel(frame: CGRect(x: 1... 阅读全文