@echo off title mysql ::從注冊表找到Mysql的安裝路徑寫入文件mysql.txt reg query HKLM/SYSTEM/ControlSet001/Services/MySQL | find /I "ImagePath">C:/mysql.txt if %errorlevel% neq 0 ( echo MySQL not found pause exit ) ::以”為分隔符，截取第二段內容保存到變量mysqlPath FOR /F tokens^=2^ delims^=^" %%i in (C:/mysql.txt) do set mysqlPath=%%i del C:/mysql.txt /f ::路徑中/替換為/ set mysqlPath=%mysqlPath:/=/% ::刪除路徑最后一個字符（該字符不可見，可能是回車換行之類的） set mysqlPath=%mysqlPath:~0,-1% :BACKTOMAIN ::取得路徑最后一個字符看等不等于/ set character=%mysqlPath:~-1,1% ::如果最后一個字符不等于/，那么跳轉到GETPATH刪除mysqlPath的最后一個字符 if not %character% == / goto GETPATH ::進入mysql安裝路徑C:/Program Files/MySQL/MySQL Server 5.0/bin cd /d "%mysqlPath%" ::echo %mysqlPath% if %errorlevel% neq 0 ( echo MySQL not found pause exit ) ::禁用mysql服務，跳過權限驗證修改密碼 taskkill /F /IM mysqld-nt.exe net stop mysql >nul start /b mysqld-nt --skip-grant-tables ping -n 2 127.0.0.1 >nul echo use mysql >c:/config.tmp echo update user set password=password("") where user="root";>>C:/config.tmp echo flush privileges; >>C:/config.tmp echo exit >>C:/config.tmp ::因為是交互式，所以從文件讀取內容 mysql <C:/config.tmp taskkill /F /IM mysqld-nt.exe net stop mysql >nul net start mysql del C:/config.tmp /F pause exit ::刪除路徑最后一個字符，跳回主程序 :GETPATH set mysqlPath=%mysqlPath:~0,-1% goto BACKTOMAIN 如果是用wamp一鍵安裝需要改一些腳本，主要是注冊表搜索路徑改變，返回值改變，服務名改變了，mysql安裝路徑變成D:/wamp/bin/mysql/mysql5.5.24/bin，少了mysqld-nt這個東西，進程里面也沒有mysqld-nt.exe
@echo off title mysql reg query HKLM/SYSTEM/ControlSet001/Services/wampmysqld | find /I "ImagePath">C:/mysql.txt if %errorlevel% neq 0 ( echo MySQL not found pause exit ) FOR /F "tokens=3 delims= " %%i in (C:/mysql.txt) do set mysqlPath=%%i del C:/mysql.txt /f set mysqlPath=%mysqlPath:/=/% set mysqlPath=%mysqlPath:~0,-1% :BACKTOMAIN set character=%mysqlPath:~-1,1% if not %character% == / goto GETPATH cd /d "%mysqlPath%" ::echo %mysqlPath% if %errorlevel% neq 0 ( echo MySQL not found pause exit ) taskkill /F /IM mysqld.exe net stop wampmysqld >nul start /b mysqld -nt --skip-grant-tables ping -n 2 127.0.0.1 >nul echo use mysql >c:/config.tmp echo update user set password=password("") where user="root";>>C:/config.tmp echo flush privileges; >>C:/config.tmp echo exit >>C:/config.tmp mysql <C:/config.tmp taskkill /F /IM mysqld.exe net stop wampmysqld >nul net start wampmysqld del C:/config.tmp /F pause exit :GETPATH set mysqlPath=%mysqlPath:~0,-1% goto BACKTOMAIN 
