<html>
<head>
<title></title>
<meta content="charset=utf-8" />
</head>
<body>
每条字母数：
<input type="text" id="engNum" />
<br /> 每条数字数：
<input type="text" id="num" />
<br /> 获取条数：
<input type="text" id="ranNum" />
<br />
<input type="button" onclick="getRan()" value="获取" />
<br />
<div id="res"></div>
<script>
var chars = [‘A‘, ‘B‘, ‘C‘, ‘D‘, ‘E‘, ‘F‘, ‘G‘, ‘H‘, ‘I‘, ‘J‘, ‘K‘, ‘L‘, ‘M‘, ‘N‘, ‘O‘, ‘P‘, ‘Q‘, ‘R‘, ‘S‘, ‘T‘, ‘U‘, ‘V‘, ‘W‘, ‘X‘, ‘Y‘, ‘Z‘, ‘a‘, ‘b‘, ‘c‘, ‘d‘, ‘e‘, ‘f‘, ‘g‘, ‘h‘, ‘i‘, ‘j‘, ‘k‘, ‘l‘, ‘m‘, ‘n‘, ‘o‘, ‘p‘, ‘q‘, ‘r‘, ‘s‘, ‘t‘, ‘u‘, ‘v‘, ‘w‘, ‘x‘, ‘y‘, ‘z‘];
function getEng(n) {
var res = "";
for (var i = 0; i < n; i++) {
var id = Math.ceil(Math.random() * 51);
res += chars[id];
}
return res;
}
function RndNum(n) {
var rnd = "";
for (var i = 0; i < n; i++) {
rnd += Math.floor(Math.random() * 10);
}
return rnd;
}
function getRan() {
var ran = "";
var engNum = document.getElementById("engNum").value;
var num = document.getElementById("num").value;
var ranNum = document.getElementById("ranNum").value;
document.getElementById("res").innerHTML = "";
for (var i = 0; i < ranNum; i++) {
ran = getEng(engNum) + RndNum(num);
document.getElementById("res").innerHTML += ran + "<br/>";
}
}
</script>
</body>
</html>
原文地址：https://www.cnblogs.com/kwm672225801/p/8478105.html
时间： 2024-11-06 13:32:32