From d0ded6780597bd35404a902415410ec6ca972347 Mon Sep 17 00:00:00 2001
From: xuxin <840198532@qq.com>
Date: Tue, 15 Sep 2026 11:21:45 +0800
Subject: [PATCH] =?UTF-8?q?day02--=E6=95=B0=E6=8D=AE=E7=B1=BB=E5=9E=8B?=
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---
 day02/src/com/inmind/Demo05.java | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 day02/src/com/inmind/Demo05.java

diff --git a/day02/src/com/inmind/Demo05.java b/day02/src/com/inmind/Demo05.java
new file mode 100644
index 0000000..aa9674b
--- /dev/null
+++ b/day02/src/com/inmind/Demo05.java
@@ -0,0 +1,22 @@
+package com.inmind;
+/*
+数据转换--字符数据
+字符在数学运算中，是遵循ASCII码表，将对应码表中的字符对应的十进制的值参与运算
+
+*/
+public class Demo05 {
+    public static void main(String[] args) {
+        //定义一个字符变量(2个字节)
+        char c = 'a';
+        //定义一个整数int(4个字节)
+        int i = 10;
+        int sum = i + c;//此时发生了自动类型转换，char->int
+        System.out.println(sum);//107
+
+        //int强转字符char，如何操作的？？
+        int i1 = 111;
+        char c1 = (char) i1;
+        System.out.println(c1);//o 遵循ASCII码表,转为对应的字符
+
+    }
+}