From a69efbd2c2d659c46db2e45bd7f5bd454149e46b Mon Sep 17 00:00:00 2001
From: xuxin <840198532@qq.com>
Date: Tue, 17 Mar 2026 16:43:07 +0800
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---
 javaSE-day09/src/com/inmind/io01/Demo01.java | 22 ++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 javaSE-day09/src/com/inmind/io01/Demo01.java

diff --git a/javaSE-day09/src/com/inmind/io01/Demo01.java b/javaSE-day09/src/com/inmind/io01/Demo01.java
new file mode 100644
index 0000000..8824945
--- /dev/null
+++ b/javaSE-day09/src/com/inmind/io01/Demo01.java
@@ -0,0 +1,22 @@
+package com.inmind.io01;
+/*
+学习内容：IO流的分类以及所有的顶层父类
+
+IO流通过2种方式进行分类
+        按流向分（基于内存）:
+            输入流
+            输出流
+        按传输的数据类型分:
+            字节流
+            字符流
+ 在java中，IO流的分类按传输数据类型分
+ 字节输入流：InputStream
+ 字节输出流：OutputStream
+
+ 字符输入流：Reader
+ 字符输出流：Writer
+
+
+ */
+public class Demo01 {
+}