From 1e1927ec45c8b2e3a14e90dd2053ef854b01c978 Mon Sep 17 00:00:00 2001
From: xuxin <840198532@qq.com>
Date: Thu, 2 Apr 2026 10:06:06 +0800
Subject: [PATCH] =?UTF-8?q?=E8=BF=9B=E9=98=B6day12-=E5=8F=8D=E5=B0=84?=
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---
 .../src/com/inmind/refelct02/FieldDemo06.java | 46 +++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 javaSE-day12/src/com/inmind/refelct02/FieldDemo06.java

diff --git a/javaSE-day12/src/com/inmind/refelct02/FieldDemo06.java b/javaSE-day12/src/com/inmind/refelct02/FieldDemo06.java
new file mode 100644
index 0000000..841d12f
--- /dev/null
+++ b/javaSE-day12/src/com/inmind/refelct02/FieldDemo06.java
@@ -0,0 +1,46 @@
+package com.inmind.refelct02;
+
+import org.junit.Test;
+
+import java.lang.reflect.Field;
+
+/*
+7.反射操作属性
+属性的作用：赋值 / 取值
+Field对象的set/get方法
+ */
+public class FieldDemo06 {
+    public static void main(String[] args) {
+        //普通的属性操作
+        Student s = new Student();
+        //赋值:1.对象名  2.属性名  3.属性值
+        s.name = "张三";
+        //取值：1.对象名  2.属性名
+        System.out.println(s.name);
+    }
+
+    //反射操作属性
+    @Test
+    public void method1() throws NoSuchFieldException, IllegalAccessException {
+        //反射的前提
+        Student s = new Student();
+        Class<? extends Student> clazz = s.getClass();
+
+        //获取name属性对象
+        Field nameField = clazz.getDeclaredField("name");
+        System.out.println(nameField.getName());//获取属性名
+        System.out.println(s.name);
+        /*
+        赋值
+        void set(Object obj, Object value) 将指定的对象参数中由此 Field对象表示的字段设置为指定的新值。
+         */
+        nameField.set(s,"张三");
+
+        /*
+        取值
+        Object get(Object obj) 返回由该 Field表示的字段在指定对象上的值。
+         */
+        Object nameVal = nameField.get(s);
+        System.out.println(nameVal);
+    }
+}