From 8e5582f944e513bfac81d5c388b6ca1336e7c28e Mon Sep 17 00:00:00 2001
From: xuxin <840198532@qq.com>
Date: Thu, 16 Jul 2026 11:44:19 +0800
Subject: [PATCH] =?UTF-8?q?day02-=E6=96=B9=E6=B3=95=E7=9A=84=E6=A6=82?=
 =?UTF-8?q?=E8=BF=B0?=
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---
 day02/src/com/inmind/method03/Demo13.java | 24 +++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 day02/src/com/inmind/method03/Demo13.java

diff --git a/day02/src/com/inmind/method03/Demo13.java b/day02/src/com/inmind/method03/Demo13.java
new file mode 100644
index 0000000..5dc504a
--- /dev/null
+++ b/day02/src/com/inmind/method03/Demo13.java
@@ -0,0 +1,24 @@
+package com.inmind.method03;
+/*
+方法:就是将对应的java语句封装成单独的一个功能
+作用：当我们需要这个功能的时候，就可以去调用。这样即实现了代码的复用性，也解决了代码冗余的现象。
+注意：
+	1.不调用不执行
+	2.方法必须定义在类中方法外，方法中不能再定义方法
+*/
+public class Demo13 {
+    public static void main(String[] args) {
+        //调用加法功能方法
+        getSum();
+    }
+
+
+    //方法的抽取
+    public static void getSum() {
+        //加法运算
+        int a = 10;
+        int b = 20;
+        int sum = a+b;
+        System.out.println(sum);
+    }
+}