From 514ca7de111ca2a4e97f7fea56f322c82b37bba9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9D=8E=E8=81=AA=E9=A2=96?= <3139769854@qq.com>
Date: Sun, 21 May 2023 17:33:29 +0800
Subject: [PATCH] 2

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 README.md | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/README.md b/README.md
index 4f158db..8fa4891 100644
--- a/README.md
+++ b/README.md
@@ -345,6 +345,13 @@ Step 4: 将所有库存记录写入文件
 Step 5: 关闭文件
 
 ![保存数据流程图](images/saveData.drawio.svg)
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 #### readData
 
 Step 1: if数据库空则返回“读取数据失败”