慕婉清6864253
2016-05-10 11:00
<!DOCTYPE HTML>
<html >
<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 date= new Date(2012,01,20);
//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 scoreStr = "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 single=scoreStr.split(";");
//从数组中将成绩撮出来,然后求和取整,并输出。
</script>
</head>
<body>
</body>
</html>
<!DOCTYPE HTML>
<html >
<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 day=new Date();
var Month=parseInt(day.getMonth())+1;
var weakday=new Array("星期天","星期一","星期二","星期三","星期四","星期五","星期六");
document.write(day.getFullYear()+"年"+Month+"月"+day.getDate()+"日"+" "+weakday[day.getDay()]+"<br>")
//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 scoreStr = "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 score=scoreStr.split(";");
var sum=0;
for(var i=0;i<score.length;i++){
var scoreA=score[i];
sum=parseInt(scoreA.slice(3))+sum;
}
var aver=Math.round(sum/parseInt(score.length));
document.write("班级总分是:"+sum+"<br>");
document.write("班级平均分(四舍五入):"+aver);
//从数组中将成绩撮出来,然后求和取整,并输出。
</script>
</head>
<body>
</body>
</html>
function date(date){
var y=date.getFullYear();
var m=date.getMonth()+1;
var d=date.getDate();
week=["星期日","星期一","星期二","星期三","星期四","星期五","星期六"];
var weekDay=date,getDay();
m=m>9? m : "0"+m;
return y+"年"+m+"月"+d+"日"+" "+week[weekDay];
}
document.write(date(new Date()));
var scoreStr = "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 single=scoreStr.split(";");
var sum =0;
var avg=0;
for( var i=o; i<single.length; i++){
sum+=parseInt(single[i].slice(single[i].indexOf(":")+1));
}
avg=sum/single.length;
document.write("--班级平均分数为:"+parseInt(avg));
JavaScript进阶篇
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