在IOS编程中，“View Controller”实际上是一个控制器吗？

The name "View Controller" in iOS programming is a bit confusing as it includes both words "View" and "Controller" in the MVC model. Is "View Controller" actually just another name for Controller (as the view is actually mostly done by the Interface Builder). Why is it called a "View Controller"? Is it because this controller does all the view properties updating and event handling as well?The name "View Controller" in iOS programming i