第八节 PHP会话
1.Cookie
// 写入cookiesetcookie'name''xueyuan'// 读取cookieecho $_COOKIE'name'];
2.Seesion
//启动session session_start//nem2ogucn33rl4sng2fml0rob2echo session_id$_SESSION'name''xueyuan'echo $_SESSION'name'//消毁session_destroy();