PHP知识分享之session && cookie

<?php    /*     * @Content : session && cookie     * @author  : Mr.xml      * @time    : 2015-3-17 09:53:49     */    session_start();    //开启session    header("Content-type:text/html;charset=utf-8");    //设置字符编码    $_SESSION['arr'] = array(        'name' =>'xx',        'age'=>20,        'sex'=>'is_nan',    );    session_destroy();    //销毁session     if(isset($_SESSION)){        print_r($_SESSION);    }else{        echo "session以销毁！";    }///////////////////////////////////////////////////////////////////    // php设置cookie ，php中cookie如何以数组的方式进行存储    $arr  = array(        'name'=>'xxxx22',        'sex'=>'boys',        'age'=>21,    );    //数组转换字符串存储    $cookie  = serialize($arr);    //设置cookie    setcookie('cookies',$cookie,time()+60*60);      print_r($cookies);    setcookie('cookies','',time()-3600)    //销毁cookie    if(isset($cookies)){        print_r($cookies);    }else{        echo "cookie已销毁！";    }