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<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>系好安全带,准备启航</title>
<script type="text/javascript">
//通过javascript的日期对象来得到当前的日期，并输出。
var mydate = new Date();
var weekday=["星期日","星期一","星期二","星期三","星期四","星期五","星期六"];
var mynum=mydate.getDay();
var DateMessage=mydate.getFullYear()+"年"+(mydate.getMonth()+1)+"月"+mydata.getDate()+"日"+" "+weekday[mynum];//时间信息
//成绩是一长窜的字符串不好处理，找规律后分割放到数组里更好操作哦
var sorceStr = "小明:87;小花:81;小红:97;小天:76;小张:74;小小:94;小西:90;小伍:76;小迪:64;小曼:76";
var sorceStr1 = sorceStr.split(";");//单人成绩
//从数组中将成绩撮出来，然后求和取整，并输出。
var temp;
var sum = 0;
var sorceArr = new Array();
for(var i=0;i<sorceStr1.length;i++)
{
temp = sorceStr1[i].split(":");
sorceArr[i] = parseInt(temp[1]);
sum+=sorceArr[i];
}
document.write(DateMessage+"--"+"班级总分为:"+sum/sorceStr1.length);
</script>
</head>
<body>
</body>
</html>
