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Pełna wersja: problem z header
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grzesza
hi!

wyskakuje mi nastepujacy komunikat:


Warning: Cannot modify header information - headers already sent by (output started at C:\Inetpub\wwwroot\funkcje\display.php:25) in C:\Inetpub\wwwroot\logowanie.php on line 19

a o to kod:
  1. <? 
  2. //$_SESSION[\"adres\"] = $email;
  3. require_once(&#092;"funkcje/funkcje.php\");
  4.  
  5.  $stat= login($email, $passwd);
  6. if (is_array($stat) )
  7. { //$row = db_result_to_array($status); 
  8.  $dostep = $stat[0];
  9.  
  10.  
  11. if ( $dostep == &#092;"aktywne\")
  12. {
  13. //$valid_user = $email;
  14.  
  15. // session_register('valid_user');
  16. $_SESSION['valid_user'] = $email; 
  17. // echo $_SESSION['valid_user'];
  18.  header(&#092;"Location: mojekonto.php?id=0\");
  19. exit;
  20. }
  21.  
  22. ?>


jak wstawie ob_start() to przechodzi dalej z tym, ze po przekierowaniu trace zmienne zapisane w $_SESSION.

zauwazylem ze tworzy dwa pliki sesji - jeden jest pusty, a w drugi dane o ktore mi chodzi.
lorkan
chodzi o to, ze session_start() musi byc na samym poczatku plik .php

sproboj cos takiego:

<?php
session_start();
?>

<html>
<body>
<?php

TWOJ KOD

?>
</body>
</html>
grzesza
w tym sek ze we wszystkich plikach php na sam poczatek wstawiwam session_start();

a plik do ktorego dam przekierowanie wyglada tak:
  1. <? 
  2.  
  3. <?
  4. require_once(&#092;"funkcje/funkcje.php\");
  5.  
  6. naglowekhtml2(&#092;"Konto Użytkownika\");
  7.  
  8. echo $_SESSION['valid_user'];
  9.  
  10. if(empty($_SESSION['valid_user'])) echo &#092;"dupa\";


juz mnie co trafia bo na serwerze online u kumpla wszystko dobrze dziala, jedynie u mnie na localu sie krzaczy i niechce mi tych zmiennych w sesji przekazac
moj plik php.ini:
Kod
[Session]
; Handler used to store/retrieve data.
session.save_handler = files

; Argument passed to save_handler.  In the case of files, this is the path
; where data files are stored. Note: Windows users have to change this
; variable in order to use php's session functions.
; As of php 4.0.1, you can define the path as:
;     session.save_path = "N;/path"
; where N is an integer.  Instead of storing all the session files in
; /path, what this will do is use subdirectories N-levels deep, and
; store the session data in those directories.  This is useful if you
; or your OS have problems with lots of files in one directory, and is
; a more efficient layout for servers that handle lots of sessions.
; NOTE 1: php will not create this directory structure automatically.
;         You can use the script in the ext/session dir for that purpose.
; NOTE 2: See the section on garbage collection below if you choose to
;         use subdirectories for session storage
;session.save_path = c:/tmp

; Whether to use cookies.
session.use_cookies = 1

; This option enables administrators to make their users invulnerable to
; attacks which involve passing session ids in URLs; defaults to 0.
; session.use_only_cookies = 1

; Name of the session (used as cookie name).
session.name = PHPSESSID

; Initialize session on request startup.
session.auto_start = 0

; Lifetime in seconds of cookie or, if 0, until browser is restarted.
session.cookie_lifetime = 0

; The path for which the cookie is valid.
session.cookie_path = /

; The domain for which the cookie is valid.
session.cookie_domain =

; Handler used to serialize data.  php is the standard serializer of php.
session.serialize_handler = php

; Define the probability that the 'garbage collection' process is started
; on every session initialization.
; The probability is calculated by using gc_probability/gc_divisor,
; e.g. 1/100 means there is a 1% chance that the GC process starts
; on each request.

session.gc_probability = 1
session.gc_divisor     = 100

; After this number of seconds, stored data will be seen as 'garbage' and
; cleaned up by the garbage collection process.
session.gc_maxlifetime = 1440

; NOTE: If you are using the subdirectory option for storing session files
;       (see session.save_path above), then garbage collection does *not*
;       happen automatically.  You will need to do your own garbage
;       collection through a shell script, cron entry, or some other method.
;       For example, the following script would is the equivalent of
;       setting session.gc_maxlifetime to 1440 (1440 seconds = 24 minutes):
;          cd /path/to/sessions; find -cmin +24 | xargs rm

; php 4.2 and less have an undocumented feature/bug that allows you to
; to initialize a session variable in the global scope, albeit register_globals
; is disabled.  php 4.3 and later will warn you, if this feature is used.
; You can disable the feature and the warning seperately. At this time,
; the warning is only displayed, if bug_compat_42 is enabled.

session.bug_compat_42 = 1
session.bug_compat_warn = 1

; Check HTTP Referer to invalidate externally stored URLs containing ids.
; HTTP_REFERER has to contain this substring for the session to be
; considered as valid.
session.referer_check =

; How many bytes to read from the file.
session.entropy_length = 0

; Specified here to create the session id.
session.entropy_file =

;session.entropy_length = 16

;session.entropy_file = /dev/urandom

; Set to {nocache,private,public,} to determine HTTP caching aspects
; or leave this empty to avoid sending anti-caching headers.
session.cache_limiter = nocache

; Document expires after n minutes.
session.cache_expire = 180

; trans sid support is disabled by default.
; Use of trans sid may risk your users security.
; Use this option with caution.
; - User may send URL contains active session ID
;   to other person via. email/irc/etc.
; - URL that contains active session ID may be stored
;   in publically accessible computer.
; - User may access your site with the same session ID
;   always using URL stored in browser's history or bookmarks.
session.use_trans_sid = 0

; The URL rewriter will look for URLs in a defined set of HTML tags.
; form/fieldset are special; if you include them here, the rewriter will
; add a hidden <input> field with the info which is otherwise appended
; to URLs.  If you want XHTML conformity, remove the form entry.
; Note that all valid entries require a "=", even if no value follows.
url_rewriter.tags = "a=href,area=href,frame=src,input=src,form=,fieldset="


tyle ze zamiast w podana lokalizacje pliki sesji sa umieszczane z automata w katalogu windows
Ociu
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