如何计算两个日期之间的天数？ [英] How to calculate the number of days between two dates?

问题描述

1. 我正在计算'from'和'to'日期之间的天数。例如，如果起始日期是13/04/2010，并且截止日期是15/04/2010，那么结果应该是

如何获得使用JavaScript的结果？ * 60 * 60 * 1000; //小时*分钟*秒*毫秒
var firstDate = new Date（2008,01,12）;
var secondDate = new Date（2008,01,22）;
$ b $ var diffDays = Math.round（Math.abs（（firstDate.getTime（） - secondDate.getTime（））/（oneDay）））;





1. I am calculating the number of days between the 'from' and 'to' date. For example, if the from date is 13/04/2010 and the to date is 15/04/2010 the result should be

2. How do I get the result using JavaScript?

解决方案

var oneDay = 24*60*60*1000; // hours*minutes*seconds*milliseconds
var firstDate = new Date(2008,01,12);
var secondDate = new Date(2008,01,22);

var diffDays = Math.round(Math.abs((firstDate.getTime() - secondDate.getTime())/(oneDay)));

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