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php登录代码

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WBOYOriginal
2016-06-13 09:57:541109browse

php登录代码 这是一款完整理的php登录代码实例哦,他从数据库到html以及php程序,整个过程都一步步写出来了,是一款非常不错的入门级登录php代码。

php教程登录代码
这是一款完整理的php登录代码实例哦,他从数据库教程到html以及php程序,整个过程都一步步写出来了,是一款非常不错的入门级登录php代码。
*/

session_start();

/* get post */  
 if (!function_exists("getpost")){function getpost(){if(count($_post)){foreach($_post as $key => $value){global ${$key};${$key}=$value;}}}}

/* get get */  
 if (!function_exists("getget")){function getget(){if(count($_get)){foreach($_get as $key => $value){global ${$key};$$key=($value);}}}}

/* sql escape string */
if (!function_exists("escapeit")){
function escapeit($text){ 
 if (get_magic_quotes_gpc()) $text=strips教程lashes($text);
 if (!is_numeric($text)) $text=mysql教程_real_escape_string($text);
 return $text;
}}
 
getpost(); //获取post过来的数据


//login

$rs = $db->query("select * from `backend_user` where binary `login` = '".escapeit($login)."' and binary `password` = '".md5($password)."'");

if (mysql_num_rows($rs) > 0) {
 $row = $db->fetch_array($rs);
 $_session["smartinfo_sysid"] = $row["user_id"];
 $_session["smartinfo_syslogin"] = $row["login"];
 $db->query("update `backend_user` set `last_logon` = '".date("y-m-d h:i:s")."' where `id` = '".$row["id"]."'");
 header("location: index2.php");
} else {
 header("location: index.php?status=fail");
}

//利用到的函数

?>
html代码


 
     
       
     
 
control panel

 
 
   
   
     
     
   
     
   
   
 
  
 
 
php登录代码

 
     
     
   
   
     
     
   
   
  
     
   
 
login id:
password:

数据库

--
-- 表的结构 `backend_user`
--

create table if not exists `backend_user` (
  `user_id` int(11) not null auto_increment,
  `group_id` int(11) not null default '0',
  `login` varchar(255) not null default '',
  `password` varchar(255) not null default '',
  `last_logon` datetime not null default '0000-00-00 00:00:00',
  primary key  (`user_id`)
) engine=myisam  default charset=utf8 auto_increment=2 ;

--
-- 导出表中的数据 `backend_user`
--

insert into `backend_user` (`user_id`, `group_id`, `login`, `password`, `last_logon`) values
(1, 0, 'admin', 'e10adc3949ba59abbe56e057f20f883e', '0000-00-00 00:00:00');

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