Re: Webpage has expired

On Sun, Jun 8, 2014 at 6:30 PM, hadi <almarzuki2011@hotmail.com> wrote: > Ash, > > > As I said, your form is sent as POST, so this is a normal browser > response > > to > > using the back button. > > How to get rid of it. any idea ? > > > -----Original Message----- > > From: Ashley Sheridan [mailto:ash@ashleysheridan.co.uk] > > Sent: Monday, June 09, 2014 12:48 AM > > To: hadi; php-general@lists.php.net > > Subject: Re: [PHP] Webpage has expired > > > > > > > > On 8 June 2014 22:44:50 BST, hadi <almarzuki2011@hotmail.com> wrote: > > >Hi, > > > > > >I'm facing trouble here when user click back button in the browser > > >after login it give him (Webpage has expired). > > > > > >Can someone help here regard this matter. > > >Thanks. > > > > > >My code > > > > > >Page2. > > > > > ><html> > > ><body> > > ><form action="test3.php" method="post"> > > >Username: <br><input type="text" > > >name="username"></br> <input > > >type="submit" name = 'submit1' value= 'Login'> > > ></form> </body> </html> > > > > > >Page3. > > > > > ><?php > > >session_start(); > > >?> > > > > > ><html> > > ><body> > > > > > ><?php > > >$username = $_POST['username']; > > >$_SESSION['username']= $_POST['username']; echo "<br> > > >Hi > > >$username.</br>"; ?> > > > > > ><form action="test4.php" method="post"> <input > > >type="submit" name = > > >'submit' value= 'click me'> </form> > > > > > ></body> > > ></html> > > > > > >Page4. > > > > > ><?php > > >session_start(); > > >$username = $_SESSION['username']; > > >echo "<br> Hi $username.</br>"; > > >?> > > > > > >Php.ini > > > > > >Session Support enabled > > >Registered save handlers files user sqlite Registered serializer > > >handlers php php_binary > > > > > >session.auto_start Off Off > > >session.bug_compat_42 Off Off > > >session.bug_compat_warn Off Off > > >session.cache_expire 180 180 > > >session.cache_limiter nocache nocache > > >session.cookie_domain no value no value session.cookie_httponly Off Off > > >session.cookie_lifetime 0 0 session.cookie_path /tmp /tmp > > >session.cookie_secure Off Off session.entropy_file no value no value > > >session.entropy_length 0 0 session.gc_divisor 1000 1000 > > >session.gc_maxlifetime 1440 1440 session.gc_probability 1 1 > > >session.hash_bits_per_character 5 5 session.hash_function 0 0 > > >session.name PHPSESSID PHPSESSID session.referer_check no value no > > >value session.save_handler files files session.save_path /tmp /tmp > > >session.serialize_handler php php session.use_cookies On On > > >session.use_only_cookies On On session.use_trans_sid 0 0 > > > > > >Regards > > >-Hadi > > > > As I said, your form is sent as POST, so this is a normal browser > response > > to > > using the back button. > > Thanks, > > Ash > You can't, that is the way it is. To avoid it you can either change your form from POST to GET or after submition occurs do a header redirect.