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CMDCMDLINE
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Local returns the exact command line used to start the current cmd.exe.
(Windows NT) C:\WINNT\system32\cmd.exe
(Windows XP) C:\WINDOWS\system32\cmd.exe
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CMDEXTVERSION
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System returns the version number of the current Command Processor Extensions.
(Windows NT) -
(Windows XP) 2
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COMPUTERNAME
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System returns the name of the computer.
(
Windows NT) MYLAPTOP
(
Windows XP) MYLAPTOP
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COMSPEC
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System returns the exact path to the command shell executable.
(Windows NT) C:\WINNT\system32\cmd.exe
(Windows XP) C:\WINDOWS\system32\cmd.exe
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DATE
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System returns the current date.
(Windows NT) -
(Windows XP) vr 09-07-2004
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ERRORLEVEL
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System returns the error code of the most recently used command.
A non-0 value usually indicates an error.
(Windows NT) 9009
(Windows XP) 9009
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HOMEDRIVE
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System returns which local workstation drive letter is connected to the user's home directory.
This variable is set based on the value of the home directory.
The user's home directory is specified in Local Users and Groups.
(Windows NT) C:
(Windows XP) C:
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HOMEPATH
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System returns the full path of the user's home directory.
This variable is set based on the value of the home directory.
The user's home directory is specified in Local Users and Groups.
(Windows NT) \
(Windows XP) \Documents and Settings\User1
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HOMESHARE
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System returns the network path to the user's shared home directory.
This variable is set based on the value of the home directory.
The user's home directory is specified in Local Users and Groups.
(Windows NT) \\SERVER1\User1$
(Windows XP) -
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LOGONSEVER
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Local returns the name of the domain controller that validated the current logon session.
(Windows NT) \\MYLAPTOP
(Windows XP) \\MYLAPTOP
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NUMBER_OF_PROCESSORS
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System specifies the number of processors installed on the computer.
(Windows NT) 1
(Windows XP) 1
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OS
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System returns the OS name. Windows XP and Windows 2000 display the OS as Windows_NT.
(Windows NT) Windows_NT
(Windows XP) Windows_NT
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PATH
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System specifies the search path for executable files.
(Windows NT) C:\Tools\jdk1.3.1_09\bin;..
(Windows XP) C:\Tools\jdk1.3.1_09\bin;..
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PATHEXT
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System returns a list of the file extensions that the OS considers to be executable.
(Windows NT) .COM;.EXE;..
(Windows XP) .COM;.EXE;..
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PROCESSOR_ARCHITECTURE
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System returns the processor's chip architecture. Values: x86, IA64.
(Windows NT) x86
(Windows XP) x86
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PROCESSOR_IDENTFIER
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System returns a description of the processor.
(Windows NT) x86 Family 6 Model 8 Stepping 1, AuthenticAMD
(Windows XP) x86 Family 6 Model 8 Stepping 1, AuthenticAMD
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PROCESSOR_LEVEL
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System returns the model number of the computer's processor.
(Windows NT) 6
(Windows XP) 6
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PROCESSOR_REVISION
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System returns the revision number of the processor.
(Windows NT) 0801
(Windows XP) 0801
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PROMPT
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Local returns the command-prompt settings for the current interpreter.
Cmd.exe generates this variable.
(Windows NT) $P$G
(Windows XP) $P$G
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RANDOM
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System returns a random decimal number between 0 and 32767.
Cmd.exe generates this variable.
(Windows NT) -
(Windows XP) 9965
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SYSTEMDRIVE
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System returns the drive containing the Windows root directory (i.e., the system root).
(Windows NT) C:
(Windows XP) C:
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SYSTEMROOT
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System returns the location of the Windows root directory.
(Windows NT) C:\WINNT
(Windows XP) C:\WINDOWS
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TEMP or TMP
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System and User return the default temporary directories for applications that are available
to users who are currently logged on. Some applications require TEMP and others require TMP.
(Windows NT) C:\WINNT
(Windows XP) C:\Documents and Settings\
User1\Local Settings\Temp
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TIME
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System returns the current time.
(Windows NT) -
(Windows XP) 17:39:05,00
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USERNAME
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Local returns the name of the user currently logged on.
(Windows NT) User1
(Windows XP) User1
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USERPROFILE
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Local returns the location of the profile for the current user.
(Windows NT) C:\WINNT\Profiles\user1
(Windows XP) C:\Documents and Settings\
User1
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WINDIR
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System returns the location of the OS directory
(Windows NT) C:\WINNT
(Windows XP) C:\WINDOWS
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