打开另一个故事板
let storyboard = UIStoryboard(name: "StoryboardName", bundle: nil)
let vc = storyboard.instantiateViewController(withIdentifier: "ViewControllerID") as YourViewController
self.present(vc, animated: true, completion: nil)
let storyboard = UIStoryboard(name: "StoryboardName", bundle: nil)
let vc = storyboard.instantiateViewController(withIdentifier: "ViewControllerID") as YourViewController
self.present(vc, animated: true, completion: nil)