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标题:
javascript创建含数字字母的随机字符串方法
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作者:
phpvar
时间:
2018-6-15 11:33
标题:
javascript创建含数字字母的随机字符串方法
javascript创建含数字字母的随机字符串方法,支持自定义字符长度和特征字符集合:
function randomString(len, charSet) {
charSet = charSet || 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789';
var randomString = '';
for (var i = 0; i < len; i++) {
var randomPoz = Math.floor(Math.random() * charSet.length);
randomString += charSet.substring(randomPoz,randomPoz+1);
}
return randomString;
}
演示:
var randomValue = randomString(5);
var randomValue = randomString(5, 'PICKCHARSFROMTHISSET');
参考链接:
https://www.jb51.net/article/89605.htm
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