常见的Windows系统目录简写环境变量编程都会用到的%ALLUSERSPROFILE%C:\DocumentsandSettings\AllUsers%USERPROFILE%C:\DocumentsandSettings\当前用户名%HOMEPATH%C:\DocumentsandSettings\当前用户名%SYSTEMROOT%C:\WINDOWS%WINDIR%C:\WINDOWS%ComSpec%C:\WINDOWS\System32\cmd.exe%APPDATA%C:\DocumentsandSettings\当前用户名\ApplicationData%ALLAPPDATA%C:\DocumentsandSettings\AllUsers\ApplicationData%SYSTEMDRIVE%C:%HOMEDRIVE%C:%TEMP%和%TMP%C:\DocumentsandSettings\当前用户名\LocalSettings\Temp%ProgramFiles%C:\ProgramFiles%CommonProgramFiles%C:\ProgramFiles\CommonFilesC:\DocumentsandSettingsC:\docume~1C:\Progra~1C:\ProgramFiles环境变量中添加HOME=xxx\xxx可改变当前用户目录