【问题标题】:SQL/C# DateTime into Javascript variableSQL/C# DateTime 转换为 Javascript 变量
【发布时间】:2020-02-03 13:57:20
【问题描述】:

我想制作 javascript 倒计时,它将 SQL 服务器日期时间作为结束时间,C# 日期时间作为我将从 SQL 服务器结束时间中减去的时间,这里是代码

            <script>

            var EndTime = @Context.Session.GetString("EndTime");

            var nowtime = @DateTime.Now.ToString();

            var difference = EndTime - nowtime;

            var initialTime = difference ;

            var seconds = initialTime;
            function timer() {
                var days = Math.floor(seconds / 24 / 60 / 60);
                var hoursLeft = Math.floor((seconds) - (days * 86400));
                var hours = Math.floor(hoursLeft / 3600);
                var minutesLeft = Math.floor((hoursLeft) - (hours * 3600));
                var minutes = Math.floor(minutesLeft / 60);
                var remainingSeconds = seconds % 60;
                if (remainingSeconds < 10) {
                    remainingSeconds = "0" + remainingSeconds;
                }
                document.getElementById('countdown').innerHTML = days + "dias " + hours + "horas " + minutes + "minutos " + remainingSeconds + "segundos";
                if (seconds == 0) {
                    clearInterval(countdownTimer);
                    document.getElementById('countdown').innerHTML = "Completed";
                } else {
                    seconds--;
                }
            }
            var countdownTimer = setInterval('timer()', 1000);

        </script>


<span id="countdown" class="timer"></span>

@Context.Session.GetString("EndTime")这是来自 SQL 服务器的日期时间

以这种方式向 Javascript 添加日期时间不起作用,需要一些帮助 THX。

【问题讨论】:

  • 只是一个快速的建议;您应该考虑使用 Moment.js 在 javascript 中进行日期时间操作。
  • 老实说,我没有在 1 行代码中完成它,但丢失了文件并且不记得了:(
  • 您能否提供更多信息,将console.log(EndTime)console.log(nowtime) 放入并显示它们的输出,以便我们弄清楚我们在处理什么。
  • 需要更多细节。

标签: javascript c# sql-server asp.net-core


【解决方案1】:
<span id="countdown" class="timer"></span>

<script>


            var t1 = "@Context.Session.GetString("EndTime")";
            var endTime = new Date(t1);

            var t2 = "@DateTime.Now.ToString()";
            var nowTime = new Date(t2);

            var initialTime = (endTime - nowTime)/1000;

            var seconds = initialTime;
            function timer() {
                var days = Math.floor(seconds / 24 / 60 / 60);
                var hoursLeft = Math.floor((seconds) - (days * 86400));
                var hours = Math.floor(hoursLeft / 3600);
                var minutesLeft = Math.floor((hoursLeft) - (hours * 3600));
                var minutes = Math.floor(minutesLeft / 60);
                var remainingSeconds = seconds % 60;
                if (remainingSeconds < 10) {
                    remainingSeconds = "0" + remainingSeconds;
                }
                document.getElementById('countdown').innerHTML = days + "dias " + hours + "horas " + minutes + "minutos " + remainingSeconds + "segundos";
                if (seconds == 0) {
                    clearInterval(countdownTimer);
                    document.getElementById('countdown').innerHTML = "Completed";
                } else {
                    seconds--;
                }
            }
            var countdownTimer = setInterval('timer()', 1000);

        </script>

我记得我是如何做到的

【讨论】:

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