Windows XP Environment Variables
| Environment Variable | Path |
|---|---|
| %AllUsersProfile% | C:\Documents and Settings\All Users |
| %AppData% | C:\Documents and Settings\Username\Application Data |
| %CommonProgramFiles% | C:\Program Files\Common Files |
| %CommonProgramFiles(x86)% | C:\Program Files (x86)\Common Files |
| %ComSpec% | C:\Windows\System32\cmd.exe |
| %HomeDrive% | C:\ |
| %HomePath% | C:\Documents and Settings\Username |
| %ProgramFiles% | C:\Program Files\ |
| %ProgramFiles(X86)% | C:\Program Files (x86)\ (only in 64-bit version) |
| %SystemDrive% | C:\ |
| %SystemRoot% | C:\Windows\ |
| %Temp% and %Tmp% | C:\Documents and Settings\Username\Local Settings\Temp |
| %UserProfile% | C:\Documents and Settings\Username |
| %WinDir% | C:\Windows\ |
Windows Vista, Windows 7, Windows 8/8.1 and Windows 10
| Environment Variable | Path |
|---|---|
| %AllUsersProfile% | C:\ProgramData\ |
| %AppData% | C:\Users\Username\AppData\Roaming |
| %CommonProgramFiles% | C:\Program Files\Common Files |
| %CommonProgramFiles(x86)% | C:\Program Files (x86)\Common Files |
| %ComSpec% | C:\Windows\System32\cmd.exe |
| %HomeDrive% | C:\ |
| %HomePath% | C:\Users\Username |
| %LocalAppData% | C:\Users\Username\AppData\Local |
| %ProgramData% | C:\ProgramData\ |
| %ProgramFiles% | C:\Program Files\ |
| %ProgramFiles(X86)% | C:\Program Files (x86)\ (only in 64-bit version) |
| %Public% | C:\Users\Public\ |
| %SystemDrive% | C:\ |
| %SystemRoot% | C:\Windows\ |
| %Temp% and %Tmp% | C:\Users\Username\AppData\Local\Temp |
| %UserProfile% | C:\Users\Username |
| %WinDir% | C:\Windows\ |
转载：https://www.askvg.com/list-of-environment-variables-in-windows-xp-vista-and-7/