js随机获取一个数字
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<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>随机获取一个数字</title>
</head>
<body>
<script language="javascript" type="text/javascript">
var str = [1,2,3,4,5,6,7,8,9,0];
var random = Math.floor(Math.random()*str.length);
var result = str[random];
document.write(result);
</script>
</body>
</html>
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