GETENV( ) Function
Returns the contents of the specified MS-DOS environment variable.
GETENV(cVariableName)
Return Values
Character
Parameters
cVariableName
Specifies the name of the MS-DOS environment variable. The empty string is returned if the MS-DOS environment variable you specify doesn't exist.You can locate the Windows directory with the WINDIR environmental variable, which Windows sets when it starts.
Remarks
Two environment variables are always available: COMSPEC and PATH. You can create your own environment variables with the MS-DOS SET command.
For additional information on creating environment variables, see your MS-DOS manual.
Example
CLEAR
? GETENV('PATH') && Displays the MS-DOS path