informatique:php:shared_memory:essais01
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <meta http-equiv="content-type" content="text/html; charset=utf-8"> <title>Shared Memory - Essais01</title> <style type="text/css"> </style> </head> <body> <h1>Shared Memory - Essais01</h1> <ul> <li><a href="essais01.php?test=WRITER">WRITER</a></li> <li><a href="essais01.php?test=READER">READER</a></li> <li><a href="essais01.php?test=REMOVE">REMOVE</a></li> </ul> <?php error_reporting(-1); $action = (isset($_GET['test']) && preg_match('/[a-z]{1,20}/i',$_GET['test']) ) ? $_GET['test'] : null ; switch($action) { case 'WRITER': action_writer(); break; case 'READER': action_reader(); break; case 'REMOVE': action_remove(); break; } function getShmKey() { return ftok(__FILE__, 'A' ); } function action_writer() { echo 'WRITER:'; echo '<pre>'; $SHM_KEY = getShmKey(); $data = shm_attach( $SHM_KEY, 1024, 0600); // plusieurs variables dans un même segment de mémoire. $test1 = array("hello","world","1","2","3"); $test2 = array("hello","world","4","5","6"); $test3 = array("hello","world","7","8","9"); shm_put_var( $data, 1, $test1); shm_put_var( $data, 2,$test2); shm_put_var( $data, 3,$test3); print_r(shm_get_var($data, 1)); print_r(shm_get_var($data, 2)); print_r(shm_get_var($data, 3)); shm_detach($data); echo '</pre>'; } function action_reader() { echo 'READER:'; echo '<pre>'; $SHM_KEY = getShmKey(); $data = shm_attach( $SHM_KEY, 1024, 0666); print_r(shm_get_var($data, 1)); print_r(shm_get_var($data, 2)); print_r(shm_get_var($data, 3)); shm_detach($data); echo '</pre>'; } function action_remove() { echo 'REMOVE:'; echo '<pre>'; $SHM_KEY = getShmKey(); $data = shm_attach( $SHM_KEY, 1024, 0666); shm_remove($data); shm_detach($data); echo '</pre>'; } ?> </body> </html>
informatique/php/shared_memory/essais01.txt · Dernière modification : 19/05/2012 00:18 de 127.0.0.1