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一个关于ajax的有关问题,帮忙看上是什么情况

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2016-06-13 12:54:43856browse

一个关于ajax的问题,帮忙看下是什么情况
HTML代码:
 


    会员编号:

  

js代码:
function get_user_jifen(user_name){
if(user_name == ""){
//document.getElementById('user_jifen').innerHTML = "用户名不能为空";
$("#user_jifen").html("用户名不能为空");
return false;
} else {
$.ajax({
   type: "POST",
   url: "user_jifen.php",
   dataType:"html",
   data: "act=ajax&user_name="+user_name,
   success:function(msg){
  $("#user_jifen").html(msg);
   },
   error:function()
{
$("#user_jifen").html("查询出错");

});
}
}

PHP代码:
//会员积分兑换ajax
elseif ($_REQUEST['act'] == 'ajax')
{
/* 权限的判断 */
    //admin_priv('logs_manage');
/* 模板赋值 */
    echo "成功进入";
}


运行之后,老是在ajax那块进入error提示:



帮忙看下,该怎么解决?

------解决方案--------------------
换成$_POST试试
或者根本没进入elseif这块
------解决方案--------------------
user_jifen.php 不存在
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