面向对象-this关键字的内存图解

 /*
     标准的代码改进版

     this:哪个对象调用那个方法，this就代表那个对象
 */
 class Student {
     private String name;
     private int age;

     public String getName() {
         return name; //这里其实是隐含了this
     }

     public void setName(String name) {
         this.name = name;
     }

     public int getAge() {
         return age;
     }

     public void setAge(int age) {
         this.age = age;
     }
 }

 class StudentTest2 {
     public static void main(String[] args) {
         //创建一个对象
         Student s1 = new Student();
         s1.setName("林青霞");
         s1.setAge(27);
         System.out.println(s1.getName()+"---"+s1.getAge());

         //创建第二个对象
         Student s2 = new Student();
         s2.setName("刘意");
         s2.setAge(30);
         System.out.println(s2.getName()+"---"+s2.getAge());
     }
 }