$(function () {
    function suijishu(number) {
        var num = '';
        for (var i = 0; i < number; i++) {
            num += Math.floor(Math.random() * 10);
        }
        return num
    }
    function _getRandomString(len) {
        len = len || 32;
        var $chars = 'abcdefhijkmnprstwxyz1234567890';
        var maxPos = $chars.length;
        var pwd = '';
        for (i = 0; i < len; i++) {
            pwd += $chars.charAt(Math.floor(Math.random() * maxPos));
        }
        return pwd;
    }
    function zimusuiji(len) {
        len = len || 32;
        var $chars = 'abcdefhijkmnprstwxyz';
        var maxPos = $chars.length;
        var pwd = '';
        for (i = 0; i < len; i++) {
            pwd += $chars.charAt(Math.floor(Math.random() * maxPos));
        }
        return pwd;
    }
    $("div,ul,li,section").each(function () {
        var ary = ["primary", "container", "box",];
        var a = ary[Math.floor(Math.random() * 3)];//
        $(this).addClass(a + "_" + suijishu(3) + "_" + _getRandomString(5))
    })
    $("div").each(function () {
        $(this).attr("data-" + zimusuiji(5), suijishu(3))
    })
})