From 0c7abac8b5d891768d46fd6cd51bb070e4132560 Mon Sep 17 00:00:00 2001
From: xuxin <840198532@qq.com>
Date: Fri, 16 Jan 2026 09:50:20 +0800
Subject: [PATCH] =?UTF-8?q?day03-=E6=B5=81=E7=A8=8B=E6=8E=A7=E5=88=B6?=
 =?UTF-8?q?=E8=AF=AD=E5=8F=A5-=E9=80=89=E6=8B=A9=E6=B5=81=E7=A8=8B-switch?=
 =?UTF-8?q?=E7=9A=84=E8=AF=AD=E6=B3=95?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 day03/src/com/inmind/switch02/Demo05.java | 53 +++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 day03/src/com/inmind/switch02/Demo05.java

diff --git a/day03/src/com/inmind/switch02/Demo05.java b/day03/src/com/inmind/switch02/Demo05.java
new file mode 100644
index 0000000..13a0e4b
--- /dev/null
+++ b/day03/src/com/inmind/switch02/Demo05.java
@@ -0,0 +1,53 @@
+package com.inmind.switch02;
+/*
+switch(表达式) {
+case 常量值1:
+语句体1;
+break;
+case 常量值2:
+语句体2;
+break;
+...
+default:
+语句体n;
+break;
+}
+
+执行顺序：先执行表达式，得到结果值，接下来将结果值与case之后的值依次比较，
+		如果结果与常量值1是一致就执行一次语句体1
+		遇到break，表示直接结束switch语句,如果所有的case都不符合，
+		就直接执行default后面的语句体n(类似于if的格式三种的else)
+ */
+public class Demo05 {
+    public static void main(String[] args) {
+        //定义变量，判断是星期几 1~7
+        int day = 100;
+        switch (day) {
+            case 1:
+                System.out.println("星期一");
+                break;//结束当前的选择流程switch语句
+            case 2:
+                System.out.println("星期二");
+                break;
+            case 3:
+                System.out.println("星期三");
+                break;
+            case 4:
+                System.out.println("星期四");
+                break;
+            case 5:
+                System.out.println("星期五");
+                break;
+            case 6:
+                System.out.println("星期六");
+                break;
+            case 7:
+                System.out.println("星期日");
+                break;
+            default:
+                System.out.println("您设置的数字有误，只能是1~7！！！");
+                break;
+        }
+        System.out.println("程序结束");
+    }
+}