编写一个Java程序，在测试类中创建一个Student的对象，修改该对象的年龄，并输出该对象的年龄。
package langs;public class Student { private String sno; private String name; private char sex; private int age; public Student() { // TODO Auto-generated constructor stub } public Student(String sno, String name, char sex, int age) { super(); this.sno = sno; this.name = name; this.sex = sex; this.age = age; } public String getSno() { return sno; } public void setSno(String sno) { this.sno = sno; } public String getName() { return name; } public void setName(String name) { this.name = name; } public char getSex() { return sex; } public void setSex(char sex) { this.sex = sex; } public int getAge() { return age; } public void setAge(int age) { this.age = age; }}package langs;
public class StudentTest { public static void main(String[] args) { Student john = new Student("s001","john",'男',24); Student mark = new Student("s002","mark",'男',25); System.out.println("john学号: " + john.getSno()); System.out.println("mark学号: " + mark.getSno()); System.out.println("john姓名: " + john.getName()); System.out.println("mark姓名: " + mark.getName()); System.out.println("john年龄: " + john.getAge()); System.out.println("mark年龄: " + mark.getAge()); john.setAge(26); System.out.println("john年龄: " + john.getAge()); }
}
package Test;
import java.util.Date;
public class test {
public static void main(String[] args) {
Student stu=new Student();
stu.setName("zhangsan");
stu.setAge(18);
stu.setBirthday(new Date().toString());
System.out.println(stu);
}
}
class Student{
private String name;
private int age;
private String birthday;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int getAge() {
return age;
}
public void setAge(int age) {
this.age = age;
}
public String getBirthday() {
return birthday;
}
public void setBirthday(String birthday) {
this.birthday = birthday;
}
public String toString(){
return "name="+name+"age="+age+"birthday"+birthday;
}
}
public class Student {
/**
* @param sNo
* @param sName
* @param sSex
* @param sAge
* @param sGrade
*/
public Student(String sNo, String sName, String sSex, int sAge,
String sGrade) {
super();
this.sNo = sNo;
this.sName = sName;
this.sSex = sSex;
this.sAge = sAge;
this.sGrade = sGrade;
}
/**
* @return the sAge
*/
public int getsAge() {
return sAge;
}
/**
* @param sAge the sAge to set
*/
public void setsAge(int sAge) {
this.sAge = sAge;
}
/**
* @return the sName
*/
public String getsName() {
return sName;
}
/**
* @return the sGrade
*/
public String getsGrade() {
return sGrade;
}
private String sNo;
private String sName;
private String sSex;
private int sAge;
private String sGrade;
}
public class TestStudent {
public static void main(String[] args) {
Student student = new Student("001", "Tom", "male", 28, "grade 6");
System.out.println("Name = " + student.getsName() + ";Age = "
+ student.getsAge() + ";Grade = " + student.getsGrade());
student.getsAge();
student.getsGrade();
student.getsName();
student.setsAge(12);
System.out.println("Age after modify = " + student.getsAge());
}
}
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