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@echo off title mysql ::从注册表找到Mysql的安装路径写入文件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”为分隔符，截取第二段内容保存到变量mysqlPath FOR /F tokens^=2^ delims^=^" %%i in (C:\mysql.txt) do set mysqlPath=%%i del C:\mysql.txt /f ::路径中/替换为\ set mysqlPath=%mysqlPath:/=\% ::删除路径最后一个字符（该字符不可见，可能是回车换行之类的） set mysqlPath=%mysqlPath:~0,-1% :BACKTOMAIN ::取得路径最后一个字符看等不等于\ set character=%mysqlPath:~-1,1% ::如果最后一个字符不等于\，那么跳转到GETPATH删除mysqlPath的最后一个字符 if not %character% == \ goto GETPATH ::进入mysql安装路径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服务，跳过权限验证修改密码 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 ::因为是交互式，所以从文件读取内容 mysql <C:\config.tmp taskkill /F /IM mysqld-nt.exe net stop mysql >nul net start mysql del C:\config.tmp /F pause exit ::删除路径最后一个字符，跳回主程序 :GETPATH set mysqlPath=%mysqlPath:~0,-1% goto BACKTOMAIN |
如果是用wamp一键安装需要改一些脚本，主要是注册表搜索路径改变，返回值改变，服务名改变了，mysql安装路径变成D:\wamp\bin\mysql\mysql5.5.24\bin，少了mysqld-nt这个东西，进程里面也没有mysqld-nt.exe
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@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 |