PHP Knowledge sharing Session && Cookie

<?PHP/** @Content: Session && Cookie * @author: Mr.xml * @time: 2015-3-17 09:53:49*/    Session_Start();//Open Session    Header("Content-type:text/html;charset=utf-8");//Set character encoding    $_session[' arr '] =Array(        ' Name ' = ' xx ', ' Age ' =>20, ' sex ' = ' Is_nan ',    ); Session_destroy();//Destroy Session    if(isset($_session)){        Print_r($_session); }Else{        Echo"Session to Destroy!" "; }/////////////////////////////////////////////////////////////////////php settings cookie, how cookies in PHP are stored as arrays    $arr=Array(        ' Name ' = ' xxxx22 ', ' sex ' = ' boys ', ' Age ' =>21,    ); //array conversion string Storage    $cookie=Serialize($arr); //Set Cookies    Setcookie(' Cookies ',$cookie, Time() +60*60); Print_r($cookies); Setcookie(' Cookies ', ', Time()-3600)//Destroying Cookies    if(isset($cookies)){        Print_r($cookies); }Else{        Echo"The cookie has been destroyed!" "; }

PHP Knowledge sharing Session && Cookie