PHP, while originally designed and built to run on Unix, has had
the ability since version 3 to run on Windows. That includes 9x,
ME, NT, and 2000. In this article I'm going to go through the
process of installing PHP on Windows and explain what you should
look out for. On Windows, as on Unix, you have two options for
installing PHP: as a CGI or as an ISAPI module. The obvious
benefit of the latter is speed. The downside is that this is
still somewhat new and may not be as stable. But, before you do
anything, you have to do some prep work, which is pretty simple.
Once you've downloaded and unzipped the Windows binary version
of PHP, you have to copy php4isapi.dll from the sapi/ directory
to WINNT/system or WINDOWS/system directories. You'll also
probably want to move php.ini-dist from your installation
directory to the WINDOWS/ directory and rename it to php.ini, if
you plan on changing any of the precompiled defaults. Now you're
ready to go, regardless of whether you use PHP as a CGI or ISAPI
module. For NT/