運用數(shù)組的方法
<script?type="text/javascript">
????var?a=["3.3","-0.1","-9.9","8.9"];
????????for(var?i=0;i<a.length;i++)
????????{
????????????document.write(Math.round(a[i]));
????????}
big_briuses
2015-03-29
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2017-08-26
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Math </title>
<script type="text/javascript">
var a=[3.3,-0.1,-9.9,8.9];
?for(i in a){
? ? ?document.write(Math.round(a[i])+'<br/>');
?}
</script>
</head>
<body>
</body>
</html>
2015-12-20
diaodiaode