staticinittest.java

《Java核心技术应用开发》电子工业出版社书籍源代码

public class StaticInitTest {
  
  public static void main(String[] args) {
    System.out.println("Main code i = " + StaticInitDemo.i);
    System.out.println();
    System.out.println("Main code i = " + StaticInitDemo.i);
    new StaticInitDemo();
  }
}

class StaticInitDemo {

    static int i = 5;
    static {
        System.out.println("Static code i= "+ i++ );
  }
}