note 129663 added to function.session-start

<?php session_start(); ?> FIRST REQUEST HEADERS Request GET /rnd/index.php HTTP/1.1 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Response HTTP/1.1 200 OK Set-Cookie: PHPSESSID=pct9tjl6imbuepdl4scp513962; path=/ // Generates sess_pct9tjl6imbuepdl4scp513962 file in temp directory. CONSECUTIVE REQUEST HEADERS Request GET /rnd/index.php HTTP/1.1 Cookie: PHPSESSID=pct9tjl6imbuepdl4scp513962 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Response HTTP/1.1 200 OK <?php /** * If we change Cookie: PHPSESSID=pct9tjl6imbuepdl4scp513962 to * Cookie: PHPSESSID=tempstringvalue via inspect element and refresh the page * This will create "php_tempstringvalue" file in temp directory. */ session_start(); ?> <?php /** * If we change Cookie: PHPSESSID=pct9tjl6imbuepdl4scp513962 to * Cookie: PHPSESSID=tempstringvalue via inspect element and refresh the page * * THIS WILL NOT CREATE A NEW FILE. IT IS A READ-ONLY OPERATION. */ session_start( [ 'read_and_close' => true ] ); // Above is a read-only operation. ?> <?php session_start( [ 'read_and_close' => true ] ); /** * If one wants to modify the session data, * One can start the session again as below. * This will enable write operation for storing modified data. */ session_start(); ?> <?php /** * For all pages where auth is required one can have */ if ( isset( $_COOKIE['PHPSESSID'] ) ) { // Wrong cookie values won't create a new session entry. // Because its a read only. session_start( [ 'read_and_close' => true, ] ); } /** * FOLLOWED BY * For pages where $_SESSION is to be modified; * start the session without params as required */ session_start(); ?> ---- Server IP: 45.112.84.4 Probable Submitter: 80.90.5.137 (proxied: 45.118.107.18) ---- Manual Page -- https://php.net/manual/en/function.session-start.php Edit -- https://main.php.net/note/edit/129663 Del: integrated -- https://main.php.net/note/delete/129663/integrated Del: useless -- https://main.php.net/note/delete/129663/useless Del: bad code -- https://main.php.net/note/delete/129663/bad+code Del: spam -- https://main.php.net/note/delete/129663/spam Del: non-english -- https://main.php.net/note/delete/129663/non-english Del: in docs -- https://main.php.net/note/delete/129663/in+docs Del: other reasons-- https://main.php.net/note/delete/129663 Reject -- https://main.php.net/note/reject/129663 Search -- https://main.php.net/manage/user-notes.php