this关键字的应用

package lsx;
public class Student {
String name;
String sex;
int age;

public Student(String name, String sex,int age){
this.name=name;
this.sex=sex;
this.age=age;

   }

void ShowInfo(){
System.out.println(“姓名:”+name);
System.out.println(“性别：”+sex);
System.out.println(“年龄：”+age);
}
public static void main(String[] args) {
// TODO 自动生成的方法存根
Student stu=new Student(“李四”,”女”,20);
System.out.println(“学生信息”);
stu.ShowInfo();
}

}

运行结果: