in a UINavigationController, when es dealloc called? In my app, i have 4 ViewController: View1Controller->View2Controller->View3Controller->View4Controller If im in View2Controller and push Back ...

我从网上的某个地方抽取这一样本。

I am working on an application where i am pushing one view controller on to a UINavigationController and releasing it immediately as the navigation controller retains it.When i am poping the view ...

我有一类是现有类别,为这一类别增加财产和几种方法。