# htp on-line reference : Predefined macros

## Predefined macros

There are only a few predefined macros:

_htpfile_in
  The main htp file that is being processed.
_htpfile_out
  The name of the html file that is created.
_htp_version
  The version number of htp (e.g. "1.15").

Also every environment variable is implicitly defined as macro.

hosted by Sourceforge HTML coding

Copyright © 1995–96 Jim Nelson. Copyright © 2001–2014 Jochen Hoenicke. Permission to reproduce and distribute this hypertext document granted according to terms described in the License section. last updated Sat May 16, 2015