Static Inner class

Static inner classes are internal classes of static adornments , which are characterized by:

1. Static inner classes cannot directly access non-static members of an external class , but can be accessed through the new external class (). Members

2. If the static member of the outer class is the same as the member name of the inner class, the static member of the external class can be accessed through the class name. static member; If the static member of the outer class is not the same as the member name of the inner class, the static member of the outer class can be called directly through the member name

3. When creating an object of a static inner class, you do not need an object of an external class, you can directly create an inner class object name = New Inner class ();

Static Inner class