多态性测试

多态性测试"/>

多态性测试

package step5;

public class Exe4_8 {

    public static void main(String[] args) {

        /******** Begin ********/

        Student[] students = new Student[5];

        students[0] = new Student(20100023, "张三", 85, 92, 90);

        students[1] = new Student(20100008, "肖三", 83, 80, 78);

        students[2] = new Student(20100012, "刘三", 92, 90, 93);

        StudentXW xw = new StudentXW(20100015, "李四", 80, 90, 95, 1);

        students[3] = xw;

        StudentBZ bz = new StudentBZ(20100005, "王五", 82, 85, 88, 2);

        students[4] = bz;

        // 使用增强for循环遍历students数组

        for(Student s : students) {

                System.out.println(s.name + "的测评成绩为：" + s.testScore());

        }

        /********  End  ********/

    }

}