<html>
<head><title>时间测试程序===TMD的简单,高手请飘过</title>
<script>
function showWeekFirstDay()
{
var myDate = new Date();
alert(myDate);
var year = myDate.getFullYear();
var month = myDate.getMonth()+1;
if (month<10){
month = "0"+month;
}
var firstDay = month+"/"+"01/"+year;
var firstDayMonth = year+"-"+month+"-"+"01";
alert(firstDayMonth);
var day = new Date().getDate();
if(day<10)
day = "0"+day;
var today = year+"-"+month+"-"+day;
alert("today is "+today);
var Nowdate=new Date();
var startDay=new Date(Nowdate-(Nowdate.getDay()-1)*86400000);
year = startDay.getFullYear();
month = startDay.getMonth()+1;
if(month<10)
month ="0"+month;
day = startDay.getDate();
if(day<10)
day = "0"+day;
var start = year+"-"+month+"-"+day;
alert(start);
var endDate=new Date();
year = endDate.getFullYear();
month = endDate.getMonth()+1;
if(month<10)
month ="0"+month;
day = endDate.getDate();
if(day<10)
day = "0"+day;
var end = year+"-"+month+"-"+day;
alert(end);
}
</script>
</head>
<body>
<input name="haha" type="button" value= "本周第一天" onclick=showWeekFirstDay()></input>
</body>
</html>
我的js是很差的，所以每次有机会实践的时候，我小心翼翼的学习这些知识。这是一个获得本周第一天，本月最后一天的程序。