From bdf187f099956b480d5805ce2ed10150ab2c1b0c Mon Sep 17 00:00:00 2001
From: xuxin <840198532@qq.com>
Date: Fri, 26 Dec 2025 10:36:35 +0800
Subject: [PATCH] =?UTF-8?q?day05-=E5=9F=BA=E6=9C=AC=E6=95=B0=E6=8D=AE?=
 =?UTF-8?q?=E7=B1=BB=E5=9E=8B=E4=B8=8E=E5=BC=95=E7=94=A8=E6=95=B0=E6=8D=AE?=
 =?UTF-8?q?=E7=B1=BB=E5=9E=8B=E4=BD=9C=E4=B8=BA=E5=8F=82=E6=95=B0=E7=9A=84?=
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---
 day05/src/com/inmind/Demo07.java | 27 +++++++++++++++++++++++++++
 day05/src/com/inmind/Demo08.java | 18 ++++++++++++++++++
 2 files changed, 45 insertions(+)
 create mode 100644 day05/src/com/inmind/Demo07.java
 create mode 100644 day05/src/com/inmind/Demo08.java

diff --git a/day05/src/com/inmind/Demo07.java b/day05/src/com/inmind/Demo07.java
new file mode 100644
index 0000000..bb7a4dc
--- /dev/null
+++ b/day05/src/com/inmind/Demo07.java
@@ -0,0 +1,27 @@
+package com.inmind;
+/*
+基本数据类型作为方法参数的操作
+断点：break point
+断点使用：在要调用的方法的第一行，点上断点
+F8:向下执行一行代码
+F7:进入方法中
+shift+F8:跳出方法
+
+注意：基本数据类型作为方法参数，是直接传递具体的值，它是不会影响原本方法中的变量的值的！！！！
+ */
+public class Demo07 {
+    public static void main(String[] args) {
+        int a = 10;
+        int b = 20;
+        //修改值
+        changeValue(a,b);
+        System.out.println(a);
+        System.out.println(b);
+    }
+
+    //方法
+    public static void changeValue(int a, int b) {
+        a = a+a;
+        b = b+b;
+    }
+}
diff --git a/day05/src/com/inmind/Demo08.java b/day05/src/com/inmind/Demo08.java
new file mode 100644
index 0000000..ee993da
--- /dev/null
+++ b/day05/src/com/inmind/Demo08.java
@@ -0,0 +1,18 @@
+package com.inmind;
+/*
+引用类型作为方法参数:传递的是地址！！！！
+ */
+public class Demo08 {
+    public static void main(String[] args) {
+        //定义一个数组
+        int[] arr = {10,20};
+        changValue(arr);
+        System.out.println(arr[0]);//
+        System.out.println(arr[1]);//
+    }
+
+    private static void changValue(int[] arr) {
+        arr[0] = arr[0] + arr[0];
+        arr[1] = arr[1] + arr[1];
+    }
+}