【Js】单页面多个倒计时问题

代码：
<!DOCTYPE html>

<html>

<head>

    <title>多个timeout</title>

    <script src="https://code.jquery.com/jquery-3.1.1.min.js"></script>

</head>

<body>

    <div>

        <h5 class="text-success">倒计</h5>

        <!-- 已结束 -->

        <p id="order_time_1" data-id="" data-starttime="2019-12-01 11:59:59" data-endtime="2020-02-02 11:30:59"

            class="remain-time">已结束</p>

        <!-- 距多少开始 -->

        <p id="order_time_2" data-id="" data-starttime="2019-12-08 11:30:00" data-endtime="2020-03-20 12:00:00"

            class="remain-time">距多少开始</p>

        <!-- 距多少开始 -->

        <p id="order_time_22" data-id="" data-starttime="2019-12-01 16:42:30" data-endtime="2020-03-20 12:00:00"

            class="remain-time">距多少开始3</p>

        <!-- 距多少结束 -->

        <p id="order_time_3" data-id="" data-starttime="2019-12-01 23:59:59" data-endtime="2020-03-10 23:59:59"

            class="remain-time">距多少结束</p>

        <!-- 距多少结束 -->

        <p id="order_time_33" data-id="" data-starttime="2019-12-01 23:59:59" data-endtime="2020-03-1 16:44:00"

            class="remain-time">距多少结束3</p>

    </div>

    <script type="text/javascript">

        var jsq = {

            startdata: [],

            enddata: [],

            addStart: function (key, value) {

                if (typeof (jsq.startdata[key]) == 'undefined') {

                    jsq.startdata[key] = value;

                }

            },

            addEnd: function (key, value) {

                if (typeof (jsq.enddata[key]) == 'undefined') {

                    jsq.enddata[key] = value;

                }

            },

            addAll: function () {

                $(".remain-time").each(function (i) {

                    var key = $(this).attr("data-id");

                    var startValue = $(this).attr("data-starttime");

                    var endValue = $(this).attr("data-endtime");

                    //添加计时元素

                    if (typeof (jsq.startdata[key]) == 'undefined') {

                        jsq.addStart(key, startValue);

                        jsq.addEnd(key, endValue);

                    }

                });

                //执行检测

                jsq.subAll();

            },

            subAll: function () {

                for (var index in jsq.startdata) {

                    var nowTime = new Date();

                    var startTime = new Date(jsq.startdata[index].toString().replace(/-/g, '/'));

                    var endTime = new Date(jsq.enddata[index].toString().replace(/-/g, '/'));

                    var S_timestamp = startTime.getTime() - nowTime.getTime();

                    var E_timestamp = endTime.getTime() - nowTime.getTime();

                    //console.log(startTime);

                    if (E_timestamp <= ) //小1秒

                    {

                        $('#order_time_' + index).text('已结束 >' + jsq.enddata[index].toString());

                        $('#order_time_' + index).css("color", "red");

                        //$("#order_time_" + key).parent().parent().parent().parent().remove(); //删除

                    }

                    else if (E_timestamp >  && S_timestamp >= ) //大1秒

                    {

                        //提取时间元素

                        var _day = Math.floor(S_timestamp /  /  /  / );

                        var _hour = Math.floor(S_timestamp /  /  /  % );

                        var _min = Math.floor(S_timestamp /  /  % );

                        var _sec = Math.floor(S_timestamp /  % );

                        if (_hour < ) {

                            _hour = "" + _hour;

                        }

                        if (_min < ) {

                            _min = "" + _min;

                        }

                        if (_sec < ) {

                            _sec = "" + _sec;

                        }

                        $('#order_time_' + index).text(_day + "天" + _hour + "时" + _min + "分" + _sec + "秒" + "开始");

                    }

                    else {

                        //提取时间元素

                        var _day = Math.floor(E_timestamp /  /  /  / );

                        var _hour = Math.floor(E_timestamp /  /  /  % );

                        var _min = Math.floor(E_timestamp /  /  % );

                        var _sec = Math.floor(E_timestamp /  % );

                        if (_hour < ) {

                            _hour = "" + _hour;

                        }

                        if (_min < ) {

                            _min = "" + _min;

                        }

                        if (_sec < ) {

                            _sec = "" + _sec;

                        }

                        $('#order_time_' + index).text(_day + "天" + _hour + "时" + _min + "分" + _sec + "秒" + "结束");

                    }

                }

            }

        };

        $(function () {

            //倒计时

            setInterval('jsq.addAll()', );

        });

    </script>

</body>

</html>
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【Js】单页面多个倒计时问题

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