Your way to describe things is very difficult to understand. Please try to explain your use case and what you really try to achieve (the big picture). E.g. "I try to write an aspx page and now would like to understand how to access the posted submit form items in C#" or alike.
If my guess is correct, try
Google: aspx post C#[
^].
E.g. you might end up
here[
^]...
Cheers
Andi