201603061520_《Javascript生成随机字符串函数(可用于加密)》

function generateRandomString(len) {
    var randomString = "";
    for (; randomString .length < len; randomString += Math.random().toString(36).substr(2));
    return randomString.substr(0, len);
};
alert(generateRandomString(25));

  

posted @ 2016-03-06 15:23  Coca-code  阅读(205)  评论(0)    收藏  举报