From 41dc7463fa689c7f213808b43bd4c95ac12c6053 Mon Sep 17 00:00:00 2001
From: xuxin <840198532@qq.com>
Date: Sat, 18 Jul 2026 16:05:26 +0800
Subject: [PATCH] =?UTF-8?q?day05-=E6=95=B0=E7=BB=84=E7=9A=84=E5=86=85?=
 =?UTF-8?q?=E5=AD=98=E5=8E=9F=E7=90=86=5F=E4=B8=A4=E4=B8=AA=E5=8F=98?=
 =?UTF-8?q?=E9=87=8F=E6=93=8D=E4=BD=9C=E5=90=8C=E4=B8=80=E6=95=B0=E7=BB=84?=
 =?UTF-8?q?=E7=9A=84=E5=86=85=E5=AD=98=E5=9B=BE=E8=A7=A3?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 day05/src/com/inmind/array01/Demo03.java |  3 +++
 day05/src/com/inmind/array01/Demo04.java | 14 ++++++++++++++
 2 files changed, 17 insertions(+)
 create mode 100644 day05/src/com/inmind/array01/Demo04.java

diff --git a/day05/src/com/inmind/array01/Demo03.java b/day05/src/com/inmind/array01/Demo03.java
index 2b98df2..6b576ec 100644
--- a/day05/src/com/inmind/array01/Demo03.java
+++ b/day05/src/com/inmind/array01/Demo03.java
@@ -21,5 +21,8 @@ public class Demo03 {
         System.out.println(arr[0]);//0
         System.out.println(arr[1]);//100
 
+        double[] arr2 = {1.0,2.0};
+        System.out.println(arr2);//[D@3b07d329
+        System.out.println(arr2[1]);//2.0
     }
 }
diff --git a/day05/src/com/inmind/array01/Demo04.java b/day05/src/com/inmind/array01/Demo04.java
new file mode 100644
index 0000000..b8ae0fa
--- /dev/null
+++ b/day05/src/com/inmind/array01/Demo04.java
@@ -0,0 +1,14 @@
+package com.inmind.array01;
+/*
+.数组的内存原理_两个变量操作同一数组的内存图解
+ */
+public class Demo04 {
+    public static void main(String[] args) {
+        //定义整数数组
+        int[] arr1 = {1, 2, 3};//变量arr1是一个整数数组
+        System.out.println(arr1[1]);//2
+        int[] arr2 = arr1;
+        arr2[1] = 100;
+        System.out.println(arr1[1]);//100
+    }
+}