OS视图控制对象生命周期-init、viewDidLoad、viewWillAppear、viewDidAppear、viewWillDisappear、view
iOS视图控制对象生命周期:
init、viewDidLoad、viewWillAppear、viewDidAppear、viewWillDisappear、viewDidDisappear的区别及用途
init-初始化程序
viewDidLoad-加载视图
viewWillAppear-UIViewController对象的视图即将加入窗口时调用;
viewDidA
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2016-06-30 23:36:23 ·
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