@echo off
color 0D
MODE con: COLS=71 LINES=25
title mysql数据库自动备份脚本(任务计划)--脚本作者：https://www.***.com
set sou_dir="D:\mysql\Mysql\data"
set obj_dir=F:\beifen\%date:~0,10%
net stop mysql
md %obj_dir%
xcopy /e /y %sou_dir% %obj_dir%
net start mysql
@echo off&setlocal enabledelayedexpansion
call:D,30
echo. 30天前日期为：%D%
echo. 删除30天以前备份......
if exist F:\beifen\%D% rd /s /q F:\beifen\%D%
echo 自动备份完成，程序将自动退出......
ping -n 2 127.0.0>nul
exit
:D
for /f "tokens=1-3 delims=-:/ " %%a in ("%date%") do (
set Y=%%a&set M=%%b&set D=%%c
if "!M:~0,1!"=="0" set M=!M:~1!
if "!D:~0,1!"=="0" set D=!D:~1!
)
set/a D-=%1
if %D% gtr 0 goto:Y
:M
set/a M-=1
if !M!==0 set/a Y-=1,M=12
set/a "T=^!(M-2)","R=(^!(Y%%4)&^!^!(Y%%100))|^!(Y%%400)","C=^!(M-4)|^!(M-6)|^!(M-9)|^!(M-11)","D=T*(28+R)+C*30+(^!T&^!C)
*31+D"
if %D% leq 0 goto:M
:Y
set M=0%M%&set D=0%D%&set D=%Y%-!M:~-2!-!D:~-2!
