objective-c - iOS UIViewcoller How to transfer data to the prompt box View

Question

How does iOS UIViewcoller transfer data to the prompt box View?
Make an upload prompt box and transfer the picture data and progress of UIViewcoller to the View prompt box on the Window

Answer 1

You can perform data interaction after obtaining the object
Your pop-up box must be supported by a certain class/instance method. In the same way, it is enough to pass data to an interface