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我有一个关于时差的愚蠢问题moments.js

获取时差的代码

var to = '2019-02-03 01:55:00'; //When counter ends
var start = moment(); //Current time, for this example assume is '2019-02-03 01:53:00'
var end = moment(to);

var seconds = end.diff(start, 'seconds', true); //get difference in seconds, the third params is to get not rounded, but since in toMMSS function I do parseInt is useless
var formatted = toMMSS(seconds);

格式化秒的功能:

var toMMSS = function (seconds) {
            var sec_num = parseInt(seconds, 10);
            var hours   = Math.floor(sec_num / 3600);
            var minutes = Math.floor((sec_num - (hours * 3600)) / 60);
            var seconds = sec_num - (hours * 3600) - (minutes * 60);

            if (minutes < 10) {minutes = "0"+minutes;}
            if (seconds < 10) {seconds = "0"+seconds;}

            return minutes+':'+seconds;
        };

现在预期的输出是02:00,但是有些人得到02:05or02:07或者02:03但是'2019-02-03 01:55:00'-的输出'2019-02-03 01:53:00'应该是(逻辑上)02:00

PS moment.js 默认值:

moment.tz.setDefault('Europe/Moscow');
moment.defaultFormat = "YYYY-MM-DD HH:mm:ss";

var end也在那个时区。

我尝试了其他计算差异的方法,但得到了相同的结果,可能是在某些 PC/浏览器上这不准确,如果是的话,也许有一种解决方法可以不依赖用户 PC 时间?

任何帮助表示赞赏。

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