通过批处理添加环境变量
@echo off&setlocal enabledelayedexpansion:beginclsset/p path_=请输入你要添加的环境变量的路径：if not defined path_ goto errorfor,/f,"skip=4 tokens=1,2,*",%%a,in,('reg query "HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Session Manager\Environment" /v Path'),do,( echo 当前的环境变量为: echo %%c echo; set/p yesno=是否确认将"%path_%"添加到系统环境变量中去？/ if /i "!yesno!"=="y" ( reg add "HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Session Manager\Environment" /v Path /t REG_EXPAND_SZ /d "%%c;%path_%" /f ) goto :eof)pausegoto :Eof :errorecho 输入错误，请重新输入pausegoto begin
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