日期:2014-05-16 浏览次数:20529 次
<html>
<head>
<meta http-equiv= "Content-Type " content= "text/html; charset=gb2312 ">
<title> </title>
</head>
<body>
<button onClick= "btnCount_Click() "> 计算相差天数 </button>
<script language= "JavaScript ">
function btnCount_Click(){
s1 = "2002-1-10 "
s2 = "2002-10-1 "
alert(DateDiff(s1,s2))
}
//计算天数差的函数,通用
function DateDiff(sDate1, sDate2){ //sDate1和sDate2是2004-10-18格式
var aDate, oDate1, oDate2, iDays
aDate = sDate1.split( "- ")
oDate1 = new Date(aDate[1] + '- ' + aDate[2] + '- ' + aDate[0]) //转换为10-18-2004格式
aDate = sDate2.split( "- ")
oDate2 = new Date(aDate[1] + '- ' + aDate[2] + '- ' + aDate[0])
iDays = parseInt(Math.abs(oDate1 - oDate2) / 1000 / 60 / 60 /24) //把相差的毫秒数转换为天数
return iDays
}
</script>
</body>
</html>