Windows 系统环境变量

%ALLUSERSPROFILE% C:\ProgramData

%APPDATA% C:\Users\用户名\AppData\Roaming

%COMMONPROGRAMFILES% C:\Program Files\Common Files

%COMMONPROGRAMFILES(x86)% C:\Program Files (x86)\Common Files

%COMSPEC% C:\Windows\System32\cmd.exe

%HOMEDRIVE%和%SystemDrive% C:\

%HOMEPATH% C:\Users\用户名

%LOCALAPPDATA% C:\Users\用户名\AppData\Local

%PROGRAMDATA% C:\ProgramData

%PROGRAMFILES% C:\Program Files

%PROGRAMFILES(X86)% C:\Program Files (x86)

%PUBLIC% C:\UsersPublic

%SystemRoot% C:\Windows

%TEMP%和%TMP% C:\Users\用户名\AppData\LocalTemp

%USERPROFILE% C:\Users用户名

%WINDIR% C:\Windows