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  • php2

     session   //将用户的会话数据存储在服务端,通过 session_start()开启session,通过$_SESSION读写session

    session_start();    //开启session
    $_SESSION['test'] = time();            //通过全局变量$_SESSION,写入一个session
    echo "session_id:".session_id();      //显示当前的session_id
    echo "<br>";
    
    echo $_SESSION['test'];              //通过全局变量$_SESSION,读取一个session
    
    unset($_SESSION['test']);          //销毁一个session
    echo "<br>";
    var_dump($_SESSION);
    
    //session_id:lpd56n5qsmga006v3ss300sgf4
    //1518599397
    //array(0) {
    //}

    cookie  //将数据存储在客户端

    setcookie('test', '1', 0, '/');  //name, value, expire, path
    echo $_COOKIE['test'];
    
    //1
    
    
    setcookie('test', '', time()-1)   //删除cookie(删除test的cookie值)

    expire [ɪkˈspaɪə(r)] 失效 (一颗四百二)

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  • 原文地址:https://www.cnblogs.com/qq254980080/p/8448542.html
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