From 6476d75539125f586028c791432b3ea5d27e3727 Mon Sep 17 00:00:00 2001
From: xuxin <840198532@qq.com>
Date: Mon, 21 Sep 2026 11:19:11 +0800
Subject: [PATCH] =?UTF-8?q?day06--=E5=B0=81=E8=A3=85=E7=9A=84=E4=BC=98?=
 =?UTF-8?q?=E5=8C=96=5Fthis=E7=9A=84=E6=A6=82=E8=BF=B0=E5=92=8C=E4=BD=BF?=
 =?UTF-8?q?=E7=94=A8?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 day06/src/com/inmind/private02/Demo03.java  |  1 +
 day06/src/com/inmind/private02/Student.java | 24 +++++++++++++++------
 2 files changed, 18 insertions(+), 7 deletions(-)

diff --git a/day06/src/com/inmind/private02/Demo03.java b/day06/src/com/inmind/private02/Demo03.java
index 31f81fd..52c0113 100644
--- a/day06/src/com/inmind/private02/Demo03.java
+++ b/day06/src/com/inmind/private02/Demo03.java
@@ -7,6 +7,7 @@ public class Demo03 {
         //其他类无法对private私有化属性进行随意的访问了！！！
         /*s.name = "张三";
         s.age = 120;*/
+        System.out.println("学生对象s:"+s);
         s.setName("张三");
         s.setAge(21);
         showStudent(s);
diff --git a/day06/src/com/inmind/private02/Student.java b/day06/src/com/inmind/private02/Student.java
index e71448e..e1788a3 100644
--- a/day06/src/com/inmind/private02/Student.java
+++ b/day06/src/com/inmind/private02/Student.java
@@ -11,27 +11,37 @@ public class Student {
     private String name;
     private int age;
 
+    //注意：编程规范最好要见其名知其意
+
     //定义一对get/set方法对私有的，允许访问的 属性进行操作
     public String getName(){
-        return name;
+        return this.name;
     }
 
-    public void setName(String n){
-        name = n;
+    public void setName(String name){
+        //此处发生了局部变量与成员变量同名的问题
+        //name = name;//此代码的含义：局部变量name = 局部变量name
+        /*
+        this:表示的是该方法的调用者对象，谁调用方法setName，this就是谁
+        注意：在一个类中只要使用到成员变量和成员方法，代码的前面都会默认加上this.
+
+         */
+        System.out.println("this关键字："+this);
+        this.name = name;//此代码的含义：成员变量name = 局部变量name
     }
 
 
     public int getAge(){
-        return age;
+        return this.age;
     }
 
-    public void setAge(int a){
-        if (a > 100 || a < 0) {
+    public void setAge(int age){
+        if (age > 100 || age < 0) {
             System.out.println("您输入的年龄有误，只能是0~100");
             //此处直接将方法结束即可
             return;
         }
-        age = a;
+        this.age = age;
     }
 
 }