随笔分类 - iOS8.1
swift
摘要:1.将String转化为NSString再截取,代码如下: var s="1234567890"var ns1=(s as NSString).substringFromIndex(5)var ns2=(s as NSString).substringToIndex(4)var ns3=(s as ...
阅读全文
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

浙公网安备 33010602011771号