php登录 cookie自动登录

 include_once ("sql_connect.php");
 include_once ("my_msg.php");  
?> 
 
 
 
< /head>
 if(isset($_COOKIE['cookie_chk'])){ 
    if($_COOKIE['cookie_chk'] !="logined"){  
       my_msg("登录失败，请重新登录！","login.php");     } 
}else {        
 my_msg("登录失败，请重新登录！","login.php");     } 
 ?> 

欢迎进入会员区

 

会员主功能表

< /p>

 

修改密码

 

 
 



下面来看php登录


   include_once("sql_connect.()php"); 
include_once("my_msg.php"); 
?>  
my_msg("字段不能为空!","login.php");
 } 
$sqlstr ="select * from member where id='".$_POST['id']."' and passwd='".$_POST['passwd']."' and status =1";
 $result = mysql_query($sqlstr,$link); 
 $row = mysql_fetch_array($result,MYSQL_BOTH);
 if(mysql_num_rows($result)==1 && $row["rank"]==100){
setcookie("cookie_chk","adm_logined"); 
setcookie("cookie_id",$_POST['id']); 
my_header("adm.php");
 }elseif (
mysql_num_rows($result)==1 && $row["rank"]==1){ 
setcookie("cookie_chk","logined"); 
setcookie("cookie_id",$_POST['id']); 
my_header("main.php"); 
}else { 
my_msg("登录失败,请重新等录！","login.php");
 } 
mysql_free_result($result);
 mysql_close($link); 
?>
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