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PHP code

  Login.html    User System logon    
   

PHP code

  dbconn.class.php
  

PHP code

  userModel.php
  prepare($sql);:                $result->bind_param("ss",$user_id,$user_password);                $user_id=$userid;                $user_password=$userpwd;                $result->execute();break;                }        case "student":{                $sql="select s_id,s_name,s_dep from stu_info where s_id=? ands_pwd=?";                $result=$mysqli->prepare($sql);                $result->bind_param("ss",$user_id,$user_password);                $user_id=$userid;                $user_password=$userpwd;                $result->execute();break;                }        }        $result->bind_result($user_id,$user_name,$user_dep);        while($result->fetch()){            $userlist=array(                'user_id'=>$user_id,                'user_name'=>$user_name,                'user_dep'=>$user_dep            );                }        $result->close();        $mysqli->close();        return userlist;    }?>