Javascript計算時間差函數

原文：http://www.cnblogs.com/donghongtao/archive/2010/10/12/1848640.html

 

 

function GetDateDiff(startTime, endTime, diffType)  {//將xxxx-xx-xx的時間格式，轉換為 xxxx/xx/xx的格式  startTime = startTime.replace(/\-/g, "/");  endTime = endTime.replace(/\-/g, "/"); //將計算間隔類性字元轉換為小寫diffType = diffType.toLowerCase();var sTime = new Date(startTime);    //開始時間     var eTime = new Date(endTime);  //結束時間//作為除數的數字var divNum = 1;     switch (diffType)    {         case "second":             divNum = 1000;         break;         case "minute":             divNum = 1000 * 60;             break;         case "hour":             divNum = 1000 * 3600;             break;        case "day":             divNum = 1000 * 3600 * 24;             break;         default:             break;     }     alert( parseInt((eTime.getTime() - sTime.getTime()) / parseInt(divNum)) ); } GetDateDiff("2010-10-11 00:00:00", "2010-10-12 00:01:40", "day")