<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/htmlcharset=utf-8">
<title></title>
<script>
function randomString(len) {
len = len || 32
var $chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789'
var maxPos = $chars.length
var randStr = ''
for (i = 0i <leni++) {
randStr += $chars.charAt(Math.floor(Math.random() * maxPos))
}
return randStr
}
</script>
</head>
<body>
<script>
document.writeln("<a href=http://百度.cn/a287PNPabcBP-"+randomString(10)+".apk class='btn down-main' >")
</script>
<img src="/template/app/images/down-icon.png">安卓版下载</a>
</body>
</html>
var chars =['ab','cd','ef']
function generateMixed(n) {
var res = ""
for(var i = 0i <n i ++) {
var id = Math.ceil(Math.random()*35)
res += chars[id]
}
return res
}
generateMixed(2)这样就随机取到了随机的文字,取到两个数以后就是你想要的东西了。
这种随机的函数在网上很多的,只要变通一下就好了!