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我想打开目前的uiviewcontroller类从nsobject.Inherts inherts.how这项工作? 我想这个代码如何从非视图控制器类启动视图控制器
let storyboard = UIStoryboard(name: "Main", bundle: nil)
let initialViewController = storyboard.instantiateViewController(withIdentifier: "LoginSignupVC")
self.present (initialViewController, animated: false, completion: nil)