iphone - Xcode中的共享类操作？

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7年前关闭。




我有两个viewcontrollers Viewcontroller1和viewcontroller2
我必须全局声明一个变量并在两个视图中都使用它，但是我必须将视图1中的变量值带入view2

这怎么可能 ？

最佳答案

您可以创建一个共享类并在其中声明变量
那么您可以在viewcontroller1和2中都导入sharedClass.h并使用它

共享类* shrdclass;

注意:您也可以将变量的值传递到一个视图到另一个视图，而无需使用共享类，因此很容易，将其选中here