獲取的月份與系統(tǒng)月份不符
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<html >
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>系好安全帶,準(zhǔn)備啟航</title>
<script type="text/javascript">
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"];
document.write(mydate.getFullYear()+"年"+mydate.getMonth()+"月"+mydate.getDate()+"日"+weekday[mydate.getDay()]+"--班級(jí)總分為:"+result)
? var scoreStr = "小明:87;小花:81;小紅:97;小天:76;小張:74;小小:94;小西:90;小伍:76;小迪:64;小曼:76"; ?
? var myarray=scoreStr.split(";")
? for(var i=0;i<myarray.length;i++){
? ? ? var a=myarray[i].substring(3);
? ? ? var sum=0;
? ? ? ? ?sum=sum+parseInt(a);
? }
? var average=sum/myarray.length
? var result=Math.round(average)；
</script>
</head>
<body>
</body>
</html>
2016-03-30
系統(tǒng)的月份是從1月份開(kāi)始計(jì)算的，而使用date()獲取的月份下標(biāo)從0開(kāi)始，document.write(mydate.getFullYear()+"年"+(mydate.getMonth()+1)+"月"+mydate.getDate()+"日"+weekday[mydate.getDay()]+"--班級(jí)總分為:"+result);這樣才能計(jì)算出相同的月份數(shù)。
2016-03-30
2016-03-30
月份下標(biāo)從0開(kāi)始的，要加1.