jquery ajax请求 加载更多

        $(function () {
            /*初始化*/
            var counter = 0;
            /*计数器*/
            var pageSize = 4;
            /*size*/
            var page = counter + 1;
            /*首次加载*/
            getData(page);
 
            /*监听加载更多*/
            $(document).on('click', '.js-load-more', function () {
                counter++;
                pageStart = counter * pageSize;
                page = counter + 1;
                getData(page);
            });
 
            function getData(page) {
                console.log('第一次进入');
                $.ajax({
                    type: 'GET',
                    url: 'http://wx.swkjfw.com/app/index.php?i=35&c=entry&do=commission&m=dg_articlemanage&op=ajax' + '&page=' + page,
                    dataType: 'json',
                    success: function (response) {
                        var data = response.list;    //响应的数据
                        var length = response.list.length;
                        var result = '';
                        for (var i = 0; i < length; i++) {
                            if (response.list[i].status == 0) {
                                result += "<tr><td>&nbsp;" + response.list[i].withdraw_money + "¥</td><td>" + response.list[i].withdraw_time + "</td><td><div class='withdraw_in'>审核中</div></td></tr>";
                            } else if (response.list[i].status == 1) {
                                result += "<tr><td>&nbsp;" + response.list[i].withdraw_money + "¥</td><td>" + response.list[i].withdraw_time + "</td><td><div class='withdraw_success'>成功</div></td></tr>";
                            }
                            else if(response.list[i].status == 2)
                            {
                                result += "<tr><td>&nbsp;" + response.list[i].withdraw_money + "¥</td><td>" + response.list[i].withdraw_time + "</td><td><div class='withdraw_fail'>失败</div></td></tr>";
                            }
                        }
                        console.log(result);
                        if (response.is_bottom) {
                            $(".js-load-more").hide();
                            $(".js-bottom").show();
                        } else {
                            $(".js-load-more").show();
                            $(".js-bottom").hide();
                        }
 
                        /************业务逻辑块：实现拼接html内容并append到页面*****************/
 
                        /*如果剩下的记录数不够分页，就让分页数取剩下的记录数
                        * 例如分页数是5，只剩2条，则只取2条
                        *
                        * 实际MySQL查询时不写这个不会有问题
                        */
                        /*使用for循环模拟SQL里的limit(offset,size)*/
 
                        $('.withdraw_container').find('tbody').append(result);
 
                        /*******************************************/
 
                        /*/!*隐藏more*!/
                        if ( (offset + size) >= sum){
 
                        }else{
                        $(".js-load-more").show();
                        }*/
                    },
                    error: function (xhr, type) {
                        alert('Ajax error!');
                    }
                });
            }
        });
 
    </script>
 
      <div class="withdraw_container">
        <table>
            <thead>
            <tr>
                <th>提现金额</th>
                <th>提现申请时间</th>
                <th>提现状态</th>
            </tr>
            </thead>
            <tbody>
            </tbody>
 
        </table>
       </div>
 
 
    <!--加载更多按钮-->
    <div class="js-load-more">加载更多提现记录</div>
    <div class="js-bottom">已到底部</div>

    if($_GPC['op']="ajax"){
        if($_GPC['page']){
            $isBottom=false;
            $pindex = max(1, intval($_GPC['page']));
            $psize = 3;
            $withdrawededList=pdo_fetchall("SELECT * FROM ".tablename('dg_article_commission_withdraw_log')." WHERE uniacid=:uniacid AND openid=:openid ORDER BY `id` DESC LIMIT ".($pindex - 1) * $psize.",{$psize}",array(":uniacid" => $uniacid, ":openid" => $openid));
            $nextPage=pdo_fetchall("SELECT * FROM ".tablename('dg_article_commission_withdraw_log')." WHERE uniacid=:uniacid AND openid=:openid ORDER BY `id` DESC LIMIT ".$pindex * $psize.",1",array(":uniacid" => $uniacid, ":openid" => $openid));
            if(empty($nextPage)){
                $isBottom=true;
            }
            foreach ($withdrawededList as &$list){
                $list['withdraw_time']=date('y-m-d H:i',$list['withdraw_time']);
            }
            echo json_encode(array('list'=>$withdrawededList,'is_bottom'=>$isBottom));
            exit;
        }
    }