//父类
package com.xujingyang.test;

public class Father {
  public static String staticString="父类中的静态变量";
  public String str="父类中的非静态变量";
  
  public static void staticMethod(){
    System.out.println("父类中的静态方法");
  }
  public  void nostaticMethod() {
    System.out.println("父类中的非静态方法");
  }
}


//子类
package com.xujingyang.test;

public class Son extends Father {
  public static String staticString="子类中的静态变量";
  public String str="子类中的非静态变量";
  
  public static void staticMethod(){
    System.out.println("子类中的静态方法");
  }
  public  void nostaticMethod() {
    System.out.println("子类中的非静态方法");
  }
}



//子类

package com.xujingyang.test;

public class A extends Father{

}




//测试方法
package com.xujingyang.test;

public class Test {
  public static void main(String[] args) {
    Son son=new Son();
    System.out.println(son.str);
    System.out.println(son.staticString);
    son.staticMethod();
    son.nostaticMethod();
    System.out.println("==============================");
    Father f=new Son();
    System.out.println(f.str);
    System.out.println(f.staticString);
    f.staticMethod();
    f.nostaticMethod();
    System.out.println("==============================");
    A f2=new A();
    System.out.println(f2.str);
    System.out.println(f2.staticString);
    f2.staticMethod();
    f2.nostaticMethod();
  }
}