function getDays(strDateStart, strDateEnd) { var strSeparator = "-"; //年份助记符 var oDate1; var oDate2; var iDays; oDate1 = strDateStart.split(strSeparator); oDate2 = strDateEnd.split(strSeparator); var strDateS = new Date(oDate1[0], oDate1[1] - 1, oDate1[2]); var strDateE = new Date(oDate2[0], oDate2[1] - 1, oDate2[2]); iDays = parseInt(Math.abs(strDateS - strDateE) / 1000 / 60 / 60 / 24)//把相距的微秒数切换为日数 return iDays; } alert(getDays("2012-12-01","2012-12-25"));
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