On 9/17/07, Πρεκατές Αλέξανδρος <aprekates@xxxxxxxxx> wrote:> I'a writing first time so sorry if i reapeat but> i wanted to say this in my own words and angle.>> My question is :>> Lets assume that we'r going throught php/html files>> a-----> b ------> c> |<--------|>>> 1)From a to b through a link>> 2)from b to c through a submit button (post method)>> 3) c is a php script which does some mysql queries and changes> some session variables and outputs a location header to> return to b.>>> While back in b we press the back button> when back button is pressed> my icewiesel browser gets me to 'a' page.>> Trying to find some sense i postulated> that a browser holds in its history (for back/forward)> only requests made explicitly by the user and not the ones> made from withing php files (with header commands) .> Is my theory right..>> I'm searching in the broader context of trying to control> how my bookstore website will react to random events from> the user (back/forward, links etc) while in a middle of> a series of php files that i want to act as a transaction.>>> Any help- recommendations for study on the subject would be very> welcomed. I have 3 books on mysql/php but that issues> r not examined,>>>> Prekates Alexandros> Trikala Greece>> --> PHP General Mailing List (http://www.php.net/)> To unsubscribe, visit: http://www.php.net/unsub.php>> Browsers will not store a page that contains a header redirect in thehistory. In fact what you're talking about even has a name for it:http://en.wikipedia.org/wiki/Post/Redirect/Get
