public class TestStudent {

//{stu1,stu2,stu3}

public static void compareStudent(Student[] students) {

//冒泡排序 1 5 9 10 25

for (int i = 0; i < students.length - 1; i++) {

for (int j = 0; j < students.length - 1 - i; j++) {

if (students[j].getSum() < students[j + 1].getSum()) {

//交换 int

Student temp = students[j];

students[j] = students[j + 1];

students[j + 1] = temp;

}

}

}

}

public static void main(String[] args) {

Student stu1 = new Student();

stu1.name = "zs";

stu1.javaScore = 99;

stu1.sqlScore = 98;

Student stu2 = new Student();

stu2.name = "ls";

stu2.javaScore = 98;

stu2.sqlScore = 98;

Student stu3 = new Student();

stu3.name = "ww";

stu3.javaScore = 100;

stu3.sqlScore = 98;

double stu1Avg = stu1.getAvg();

double stu2Avg = stu2.getAvg();

double stu3Avg = stu3.getAvg();

System.out.println(stu1.name + "\t" + stu1.getSum() + "\t" + stu1.getAvg());

System.out.println(stu2.name + "\t" + stu2.getSum() + "\t" + stu2.getAvg());

System.out.println(stu3.name + "\t" + stu3.getSum() + "\t" + stu3.getAvg());

Student[] students = new Student[]{stu1, stu2, stu3};

for (Student student : students) {

System.out.println(student.name + "\t" + student.getAvg() + "\t" + student.getSum());

}

compareStudent(students);

//

System.out.println("---");

for (int i = 0; i < students.length; i++) {

System.out.println(students[i].name + "\t" + students[i].getAvg() + "\t" + students[i].getSum());

}

}

}