<!DOCTYPE?html>
<html>
<head>
<meta?http-equiv="Content-Type"?content="text/html;?charset=utf-8"?/>
<title>Math?</title>
<script?type="text/javascript">
var?c
var?x
function?y()
{
c=Math.random()*10
x=Math.round(c));
document.getElementById("result").value=x
}
</script>
</head>
<body>
<input?type=button?value="重置"?onclick="y()"?/><br/>
隨機值四舍五入結果為<input?type=text?id="result">
</body>
</html>
JS進階7-16編程題看一下我的程序怎么可以實現(xiàn)？
zssssssss
2016-08-15 17:07:18
