A little note for self reference:
|%ALLUSERSPROFILE%||Returns the location of the All Users Profile.|
|%APPDATA%||Returns the location where applications store data by default.|
|%CD%||Returns the current directory string.|
|%CMDCMDLINE%||Returns the exact command line used to start the current Cmd.exe.|
|%CMDEXTVERSION%||Returns the version number of the current Command Processor Extensions.|
|%COMPUTERNAME%||Returns the name of the computer.|
|%COMSPEC%||Returns the exact path to the command shell executable.|
|%DATE%||Returns the current date. Uses the same format as the date /t command. Generated by Cmd.exe. |
For more information about the date command, see Date.
|%ERRORLEVEL%||Returns the error code of the most recently used command. A non zero value usually indicates an error.|
|%HOMEDRIVE%||Returns which local workstation drive letter is connected to the user's home directory. |
Set based on the value of the home directory. The user's home directory is specified in Local Users and Groups.
|%HOMEPATH%||Returns the full path of the user's home directory. Set based on the value of the home directory. The user's home directory is specified in Local Users and Groups.|
|%HOMESHARE%||Returns the network path to the user's shared home directory. Set based on the value of the home directory. |
The user's home directory is specified in Local Users and Groups.
|%LOGONSEVER%||Returns the name of the domain controller that validated the current logon session.|
|%NUMBER_OF_PROCESSORS%||Specifies the number of processors installed on the computer.|
|%OS%||Returns the operating system name. |
Windows 2000 displays the operating system as Windows_NT.
|%PATH%||Specifies the search path for executable files.|
|%PATHEXT%||Returns a list of the file extensions that the operating system considers to be executable.|
|%PROCESSOR_ARCHITECTURE%||Returns the chip architecture of the processor. Values: x86, IA64.|
|%PROCESSOR_IDENTIFIER%||Returns a description of the processor.|
|%PROCESSOR_LEVEL%||Returns the model number of the processor installed on the computer.|
|%PROCESSOR_REVISION%||Returns the revision number of the processor.|
|%PROMPT%||Returns the command prompt settings for the current interpreter. Generated by Cmd.exe.|
|%RANDOM%||Returns a random decimal number between 0 and 32767. Generated by Cmd.exe.|
|%SYSTEMDRIVE%||Returns the drive containing the Windows XP root directory (that is, the system root).|
|%SYSTEMROOT%||Returns the location of the Windows XP root directory.|
|%TEMP% and %TMP%||Returns the default temporary directories that are used by applications available to users who are currently logged on. |
Some applications require TEMP and others require TMP.
|%TIME%||Returns the current time. Uses the same format as the time /t command. Generated by Cmd.exe. |
For more information about the time command, see Time.
|%USERDOMAIN%||Returns the name of the domain that contains the user's account.|
|%USERNAME%||Returns the name of the user who is currently logged on.|
|%USERPROFILE%||Returns the location of the profile for the current user.|
|%WINDIR%||Returns the location of the operating system directory.|
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