Uh, that’s an awful lot of programming for anyone to answer it simply here.

First, you need to learn how HTML forms work.

Then you need to learn how PHP can accept and handle data submitted by an HTML form.

Alright - as the first person stated: It will take a bit more code than anyone really has time to put in here, but this should get you started:

HTML FORM:

  
    Volvo
    Saab
    Mercedes
    Audi
  

There’s a simple form with a selection box with cars in it. Simple, right? Good!

PHP SCRIPT, file name: submit.php

Like I said, this is a really basic example. I’d suggest learning more about PHP at the following:

You may like to take an html tutorial at