重置mysql的root密碼方法有很多，本文介紹的這個是使用批處理來完成的

@echo offtitle mysql::從注冊表找到Mysql的安裝路徑寫入文件mysql.txtreg query HKLM/SYSTEM/ControlSet001/Services/MySQL | find /I "ImagePath">C:/mysql.txtif %errorlevel% neq 0 (echo MySQL not foundpauseexit)::以”為分隔符，截取第二段內容保存到變量mysqlPathFOR /F tokens^=2^ delims^=^" %%i in (C:/mysql.txt) do set mysqlPath=%%idel 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/bincd /d "%mysqlPath%"::echo %mysqlPath%if %errorlevel% neq 0 (echo MySQL not foundpauseexit) www.jb51.net::禁用mysql服務，跳過權限驗證修改密碼taskkill /F /IM mysqld-nt.exenet stop mysql >nulstart /b mysqld-nt --skip-grant-tablesping -n 2 127.0.0.1 >nulecho use mysql >c:/config.tmpecho update user set password=password("") where user="root";>>C:/config.tmpecho flush privileges; >>C:/config.tmpecho exit >>C:/config.tmp::因為是交互式，所以從文件讀取內容mysql <C:/config.tmptaskkill /F /IM mysqld-nt.exenet stop mysql >nulnet start mysqldel C:/config.tmp /Fpauseexit::刪除路徑最后一個字符，跳回主程序:GETPATHset 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 offtitle mysqlreg query HKLM/SYSTEM/ControlSet001/Services/wampmysqld | find /I "ImagePath">C:/mysql.txtif %errorlevel% neq 0 (echo MySQL not foundpauseexit)FOR /F "tokens=3 delims= " %%i in (C:/mysql.txt) do set mysqlPath=%%idel C:/mysql.txt /fset mysqlPath=%mysqlPath:/=/%set mysqlPath=%mysqlPath:~0,-1%:BACKTOMAINset character=%mysqlPath:~-1,1%if not %character% == / goto GETPATHcd /d "%mysqlPath%"::echo %mysqlPath%if %errorlevel% neq 0 (echo MySQL not foundpauseexit)taskkill /F /IM mysqld.exenet stop wampmysqld >nulstart /b mysqld -nt --skip-grant-tablesping -n 2 127.0.0.1 >nulecho use mysql >c:/config.tmpecho update user set password=password("") where user="root";>>C:/config.tmpecho flush privileges; >>C:/config.tmpecho exit >>C:/config.tmpmysql <C:/config.tmptaskkill /F /IM mysqld.exenet stop wampmysqld >nulnet start wampmysqlddel C:/config.tmp /Fpauseexit:GETPATHset mysqlPath=%mysqlPath:~0,-1%goto BACKTOMAIN