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PHP? ??? ???? ???? ?? ??? ???

? ????? jquery? ?????. ?? ??? ?? jquery ?????? ???? ???.

<script type="text/javascript" src="http://libs.baidu.com/jquery/1.7.2/jquery.min.js"></script>
<script type="text/javascript">
     寫入代碼
</script>

??? jquery ?????? ?????. "http://libs.baidu.com/jquery/1.7.2/jquery .min.js”

??? ???? <input> ??? ???? ??? ?? ????? ????.

jquery ??() ???? ???? ??? ?? ??? ?????.

??? ??? ???? ?? ??? ????. ??? ??? ??? ??? ?? ??? ?????.

??? ??? ??? <a> ??? id="login_show_button

<div class="login_button"><a href="#" id="login_show_button">管理員登錄</a></div>

? ?????

<script type="text/javascript">
$(document).ready(function() {
      $("#login_show_button").toggle(function(){
         $("#login_form").show(100);
         return false;
      },function(){
         $("#login_form").hide(100);
         return false;
      });
</script>

?? ?? ?? jquery ??? ???? ??? ????

<?php
class User{
   static public function validate($username,$password){  // static public 聲明公共變量
      if("admin"==$username && "12345"==$password){
         return true;
      }
      else 
         return false;
   }
}
?>

show()? ??? ???? hide()? ???? ?????. .

??? ?????? ??? ???? ?? ??? ?????.

<?php
class Authority{
   static public  function check_insert(){  //聲明公共變量
      //檢查是否具有添加留言權(quán)限
      return true;
   } 
   static public  function check_delete(){
      //檢查是否具有delete權(quán)限
      if(isset($_SESSION["username"]) && $_SESSION["username"]=="admin")
         return true;
      else 
         return false;
   }
}
?>

??? ??? ??? admin?? ???? ????? 12345? ?????.

??? ??? ????? ???? ???? ??? ?? ???? ??? ? ????

?? ???? ??? ??? ??? ???? ? ?????

??? ??? ??? ????? ??? ??? ??? ??? ????? ????? ?????

rrreee?? ?? ? ???? Authority.class.php ??? ????? ??? ??? ??? ? ???????.
???? ??
||
<?php class Authority{ static public function check_insert(){ //聲明公共變量 //檢查是否具有添加留言權(quán)限 return true; } static public function check_delete(){ //檢查是否具有delete權(quán)限 if(isset($_SESSION["username"]) && $_SESSION["username"]=="admin") return true; else return false; } } ?> <?php class User{ static public function validate($username,$password){ // static public 聲明公共變量 if("admin"==$username && "12345"==$password){ return true; } else return false; } } ?>