From 0c6b2c9b747b730a5d62b37630c23c7df71f627c Mon Sep 17 00:00:00 2001
From: xuxin <840198532@qq.com>
Date: Tue, 15 Sep 2026 13:37:59 +0800
Subject: [PATCH] =?UTF-8?q?day02--=E8=BF=90=E7=AE=97=E7=AC=A6=5F=E8=B5=8B?=
 =?UTF-8?q?=E5=80=BC=E8=BF=90=E7=AE=97=E7=AC=A6?=
MIME-Version: 1.0
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---
 day02/src/com/inmind/operator02/Demo09.java | 23 +++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 day02/src/com/inmind/operator02/Demo09.java

diff --git a/day02/src/com/inmind/operator02/Demo09.java b/day02/src/com/inmind/operator02/Demo09.java
new file mode 100644
index 0000000..877d8b0
--- /dev/null
+++ b/day02/src/com/inmind/operator02/Demo09.java
@@ -0,0 +1,23 @@
+package com.inmind.operator02;
+/*
+9.运算符_赋值运算符:
+=
+混合赋值运算
++=,-=,*=,/=,%=
+
+混合赋值运算：先将左边的变量与右边的数值进行对应的运算，将运算结果赋值给左边的变量
+*/
+public class Demo09 {
+    public static void main(String[] args) {
+        int i = 10;
+        i = i + 5;
+        System.out.println(i);//15
+
+        //使用混合赋值运算
+        i += 5;//类似于i = i + 5;
+        System.out.println(i);//20
+
+        i -= 5;
+        System.out.println(i);//15
+    }
+}