SOURCE

function getUrlParam(name) {
    //构造一个含有目标参数的正则表达式对象
    var reg = new RegExp('(^|&)' + name + '=([^&]*)(&|$)');
    //匹配目标参数
    var r = window.location.search.substr(1).match(reg);
    //返回参数
    if (r != null) {
        return unescape(r[2]);
    } else {
        return null;
    }
}
function setCookie(name, value, days) {
    var argc = setCookie.arguments.length;
    var argv = setCookie.arguments;
    var secure = argc > 5 ? argv[5] : false;
    var expire = new Date();
    if (days == null || days == 0) days = 1;
    expire.setTime(expire.getTime() + 3600000 * 24 * days);
    document.cookie =
        name +
        '=' +
        escape(value) +
        '; path=/' +
        (secure == true ? '; secure' : '') +
        ';expires=' +
        expire.toGMTString();
}
function getCookie(cname) {
    var name = cname + "=";
    var ca = document.cookie.split(';');
    for (var i = 0; i < ca.length; i++) {
        var c = ca[i].trim();
        if (c.indexOf(name) == 0) return c.substring(name.length, c.length);
    }
    return "";
}
var clickid = getUrlParam('clickid');
if (clickid) setCookie('clickid', clickid);

var cookieClickid = getCookie('clickid');
// 结果页请求
if (document.querySelector('.J_evaluateBox') && cookieClickid != '') {
    fetch('https://www.uutrack.xyz/0395d71/postback?subid=' + clickid).then(res => {
        if (res == 'Success') {
            setCookie('clickid', '', -1);
        }
    })
}


// fetch('https://www.uutrack.xyz/0395d71/postback?subid=vvom9aafs')
//     .then(response => response.text())
//     .then(data => console.log(data));