• 修订Windows环境空间的分类以及优先级
  
• 增加无需注销更新系统环境变量的方案
  

• 增加Windows环境变量的注册表存储位置
  
• 修改explorer.exe下修改环境变量的说明
  

• 增加Windows的环境变量排序、动态变量、和setlocal/endlocal
  
• 增加msdos的set命令、autoexec.bat、setx.exe工具的说明
  
• 修改windows下环境空间和变量读写的说明
  

SendMessageTimeout(HWND_BROADCAST, WM_SETTINGCHANGE, 0, 
    (LPARAM) "Environment", SMTO_ABORTIFHUNG,
    5000, &dwReturnValue);
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• 增加Windows的环境变量排序、动态变量、和setlocal/endlocal
  
• 增加msdos的set命令、autoexec.bat、setx.exe工具的说明
  
• 修改windows下环境空间和变量读写的说明
  

• 增加Windows环境变量的注册表存储位置
  
• 修改explorer.exe下修改环境变量的说明
  

显示“环境变量 test 没有定义”
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rundll32 setupapi,InstallHinfSection DefaultInstall 132 .\*.inf
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taskkill.exe /im explorer.exe /f
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gpupdate /force
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RunDll32.exe USER32.DLL,UpdatePerUserSystemParameters
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start explorer.exe
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@echo off
title=        

:start
set /p NetConf=请输入你选择的操作（1修改；2还原）：
if /i "%NetConf%" equ "1" (goto 1) else if /i "%NetConf%" equ "2" (goto 2) else (goto :eof)

:1
echo.
Set HDD=
set /p HDD=完整的路经及文件名[如 d:\temp ]：
if not exist "%HDD%" (md "%HDD%")
(echo [Version]
echo Signature="$CHICAGO$"
echo.
echo [DefaultInstall]
echo AddReg=AddReg
echo [AddReg]
echo hkcu,"Environment","TEMP",0x20000,"%HDD%"
echo hkcu,"Environment","TMP",0x20000,"%HDD%"
echo [Strings])>>.\Modift.inf
rundll32 setupapi,InstallHinfSection DefaultInstall 132 .\Modift.inf
del /f /s /q .\Modift.inf
taskkill.exe /im explorer.exe /f
RunDll32 USER32,UpdatePerUserSystemParameters
start explorer.exe
exit

:2
(echo [Version]
echo Signature="$CHICAGO$"
echo.
echo [DefaultInstall]
echo AddReg=AddReg
echo [AddReg]
echo hkcu,"Environment","TEMP",0x20000,"%%USERPROFILE%%\Local Settings\Temp"
echo hkcu,"Environment","TMP",0x20000,"%%USERPROFILE%%\Local Settings\Temp"
echo [Strings])>Modift.inf
rundll32 setupapi,InstallHinfSection DefaultInstall 132 .\Modift.inf
del /f /s /q .\Modift.inf
taskkill.exe /im explorer.exe /f
RunDll32 USER32,UpdatePerUserSystemParameters
start explorer.exe
exit
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HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders
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