In addition to the standard set of environment variables used in CGI, you can include the following variables in your parsed commands:
File name of the parsed file.
Virtual path to the parsed file (for example, /shtml/test.shtml).
Unescaped version of any search query the client sent with all shell-special characters escaped with the \ character.
Current date and local time.
Current date and time expressed in GMT (Greenwich Mean Time).
Date the file was last modified.