js获取日期、前天、昨天、今天、明天、后天代码实例

<script language="JavaScript" type="text/javascript">

function GetDateStr(AddDayCount)

{

var dd = new Date();

dd.setDate(dd.getDate()+AddDayCount);//获取AddDayCount天后的日期

var y = dd.getYear();

var m = dd.getMonth()+1;//获取当前月份的日期

var d = dd.getDate();

return y+"-"+m+"-"+d;

}

document.write("前天："+GetDateStr(-2));

document.write("<br />昨天："+GetDateStr(-1));

document.write("<br />今天："+GetDateStr(0));

document.write("<br />明天："+GetDateStr(1));

document.write("<br />后天："+GetDateStr(2));

document.write("<br />大后天："+GetDateStr(3));

</script>