摘要：AppDelegate: self.window = UIWindow(frame: UIScreen.mainScreen().bounds) self.window!.backgroundColor = UIColor.whiteColor() self... 阅读全文

摘要：代码如下import AVFoundationclass ViewController: UIViewController { var audioPlayer:AVAudioPlayer? override func viewDidLoad() { super.viewDi... 阅读全文

摘要：button.layer.cornerRadius = 10 // 这个值根据你想要的效果可以更改button.clipsToBounds = true 阅读全文