![240](https://cdn2.jianshu.io/assets/default_avatar/8-a356878e44b45ab268a3b0bbaaadeeb7.jpg?imageMogr2/auto-orient/strip|imageView2/1/w/240/h/240)
//移除所有子视图 _=self.view.subviews.map{ $0.removeFromSuperview() }
let nsdataStr = NSData.init(data: deviceToken) let datastr = nsdataStr.d...
func isAllDayAndMonth(_year:Int,month:Int) ->Int{ varday =0 switchmonth ...
"[{\"url\":\"www.baidu.com/img/bd_logo1.png\"}]” //1.JSON字符串解析: let resu...
casecoverVertical默认的朝下向上推出 caseflipHorizontal卡片翻转 casecrossDissolve淡出 ca...
guard声明的对象 初始化对象必须为可选类(?) //时间: var MentFrom:String? =“” (optional类型) g...
-(void)startAnimation:(NSInteger)idx{ /**转场动画代码*/ //创建转场动画对象 CATransitio...
1. weakvarweakSelf =self loadData { (dataString) -> ()inprint("\(dataStr...
//(deinit未调用,则内存泄露) deinit{ print("对象销毁,没有内存泄露:\(self.classForCoder)") }...