I'm trying to use the MVC in an app loading a url into a webView. I'm struggling with how to/whether to define the back, forward, reload, etc... functions in the model or the viewController. I'm pretty sure they belong in the model, but then how do I call them in the IBAction for the corresponding button? I'm trying to use the MVC in an app loading a u
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Swift，如何在跟随MVC时声明需要实例成员的方法
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