求指教==
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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。
Date date = new Date();
var YY = date.getFullYear(); //获取 年
var MM = date.getMonth()+1; //月
var DD = date.getDate(); //日
var WW = week[date.getDay()];//星期
var week = ["日","一","二","三","四","五","六"];
document.write(YY + "年" + MM + "月" + DD + "日" + 星期 WW);
//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 newsorceStr = [sorceStr.split(";")];//将sorceStr字符串分割.再放到newsorceStr数组里
//从数组中将成绩撮出来,然后求和取整,并输出。
for(var i = 0;i <= newsorceStr.length;i++){
var course = parseInt(newsorceStr[i].substring(3));//撮成绩
var sum = Math.round(course + sum);//总分,取整
}
document.write("--班级总分为:" + sum);
</script>
</head>
<body>
</body>
</html>