How can I use get arguments of POST-request in own module?

Hello!

I develop some module and I need recieve POST-request’s arguments.
GET-request and HTTP-header easy to use but how may POST-request were
used I
don’t know…

Posted at Nginx Forum:
http://forum.nginx.org/read.php?2,242908,242908#msg-242908

Some mistake in subject: *“use arguments” without “get”.

Posted at Nginx Forum:
http://forum.nginx.org/read.php?2,242908,242909#msg-242909