<div class="pay">
<div class="pay-opt"> <a href="home2.html"><span class="am-icon-home am-icon-fw">首页</span></a> <a><span class="am-icon-heart am-icon-fw">收藏</span></a> </div>
<li>
<div class="clearfix tb-btn tb-btn-buy theme-login"> <a id="LikBuy" title="点此按钮到下一步确认购买信息" href="#">立即购买</a> </div>
<div id="test1"></div>
</li>
<li>
<div class="clearfix tb-btn tb-btn-basket theme-login"> <a id="LikBasket" title="加入购物车" href="javascript:addCart({$rst[0]['g_id']})" onClick="showSum()"><i></i>加入购物车</a> </div>
</li>
</div>
</div>
<div class="clear"></div>
</div>
{literal} <script type="text/javascript">
function showSum(){
var url = "countShopcartid.php";
var data = {"not":""};
var success= function(response){
if(response.errno == 0){
var sum = response.sum;
alert(sum);
$("#test1").html(sum);
}else
{
alert('获取购物车商品数量失败');
}
}
$.post(url,data,success,"json");
}
</script>{/literal}countShopcartid.php
<?php
require_once('include.php');
//1.接受参数并处理
$user_id = $_SESSION["id"];
//2.计算数量
$sql = "select count(*) from shopcar where user_id='{$user_id}'";
$row = $admindb->ExecSQL($sql,$conn);
var_dump($row);
//3.返回处理结果
if($row){
$response = array(
'errno' =>0,
'errmsg' =>'success',
'data' => true,
'sum' => $row[0]["count(*)"],
);
}
else{
$response = array(
'errno' =>-1,
'errmsg' =>'fail',
'data' => false,
'sum' => $row[0]["count(*)"],
);
}
echo json_encode($response);
?>f12看到sum有值{"errno":0,"errmsg":"success","data":true,"sum":"2"}就是传不到test1这个div里
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