debug9_1.java

程序练习中包括书中实例程序代码和练习中要用到的代码,是压缩文件

package questions.c9;
public class Debug9_1 {
   public Debug9_1() {
      class A {
         int a = 6;
      }
      Debug9_1.A x = new Debug9_1.A();
      System.out.println( x.a );
   }
   public static void main( String[] args ) {
      new Debug9_1();
   }
}