【JAVA】内部类

public class Outer {

  public static int a = 2;
  public int b = 3;

  public static void main(String[] args) {
    Inner inner2 = new Outer().new Inner();
  }

  public void init() {
    Inner inner1 = new Inner();
  }


  private class Inner {

    public int c = 2;

    public void testB() {
      Outer outer = new Outer();
      System.out.println(a);
      System.out.println(b);
    }
  }
}