狗头头像

var ajax = new XMLHttpRequest();
ajax.open('post','https://juejin.cn/web/user/update/user_info/',true);
ajax.setRequestHeader('content-type','application/x-www-form-urlencoded');
ajax.send("aid=2608&avatar=https://p26-passport.byteacctimg.com/img/user-avatar/f4fd4405fe6ff84a3b216ad3cd6e9bed~100x100.awebp");
ajax.onreadystatechange = function (){
if(ajax.readyState==4&&ajax.status==200){
    var c = ajax.responseText;
    console.log(c)
}
}