在浏览器的控制台里面发送请求

post_get.js

//POST
function post(url, params) {
  var xhr = new XMLHttpRequest();
  xhr.open("POST", url, true);
  xhr.setRequestHeader("Content-Type", "application/json");
  xhr.onload = function (e) {
    if (xhr.readyState === 4) {
      if (xhr.status === 200) {
        console.log(xhr.responseText);
      } else {
        console.error(xhr.statusText);
      }
    }
  };
  xhr.onerror = function (e) {
    console.error(xhr.statusText);
  };
  xhr.send(JSON.stringify(params));
}

var url = "/buyout/order/queryOrderList";
var params = {advertiserUid: 1232131, advertiserWeiboNickname: "18"};
post(url, params);

//GET
function get(url) {
  var xhr = new XMLHttpRequest();
  xhr.open("GET", url, true);
  xhr.onload = function (e) {
    if (xhr.readyState === 4) {
      if (xhr.status === 200) {
        console.log(xhr.responseText);
      } else {
        console.error(xhr.statusText);
      }
    }
  };
  xhr.onerror = function (e) {
    console.error(xhr.statusText);
  };
  xhr.send(null);
}

var url = "/buyout/order/queryOrderList?types=userType,userStatus";
get(url);