Simple check login class implemented in php, check implemented in php_PHP tutorial

Simple check login class implemented in php, check implemented in php

The example in this article describes the simple check login class implemented in php. Share it with everyone for your reference. The details are as follows:

<&#63;php
class checklogin
{
  var $name;
  var $pwd;
  function __construct($username,$password)
  {
   $this->name=$username;
   $this->pwd=$password;
  }
  function checkinput()
  {
   global $db;
   $sql="select * from tb_manager where name='$this->name' and pwd='$this->pwd'";
   $res=$db->query($sql);
   $info=$db->fetch_array($res); 
   if($info['name']==$this->name and $info['pwd']==$this->pwd)
   {
     $_SESSION[admin_name]=$info[name];
     $_SESSION[pwd]=$info[pwd];
     echo "<script>alert('登录成功！);window.location.href='index.php';</script>";
   }
   else
   {
     echo "<script language='javascript'>alert('登录失败！');history.back();</script>";
     exit;
   }
  }
}
&#63;>

I hope this article will be helpful to everyone’s PHP programming design.

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