$ npm install axios
//淘宝源
$ cnpm install axios

$ bower install axios

<script src="https://unpkg.com/axios/dist/axios.min.js"></script>

import axios from 'axios'
import qs from 'qs'
import * as _ from '../util/tool'
axios.defaults.timeout = 5000;            //响应时间
axios.defaults.headers.post['Content-Type'] = 'application/x-www-form-urlencoded;charset=UTF-8';      //配置请求头
axios.defaults.baseURL = '你的接口地址';  //配置接口地址
//POST传参序列化(添加请求拦截器)
axios.interceptors.request.use((config) => {
 //在发送请求之前做某件事
  if(config.method === 'post'){
    config.data = qs.stringify(config.data);
  }
  return config;
},(error) =>{
   _.toast("错误的传参", 'fail');
  return Promise.reject(error);
});
//返回状态判断(添加响应拦截器)
axios.interceptors.response.use((res) =>{
 //对响应数据做些事
  if(!res.data.success){
    // _.toast(res.data.msg);
    return Promise.reject(res);
  }
  return res;
}, (error) => {
  _.toast("网络异常", 'fail');
  return Promise.reject(error);
});
//返回一个Promise(发送post请求)
export function fetch(url, params) {
  return new Promise((resolve, reject) => {
    axios.post(url, params)
      .then(response => {
        resolve(response.data);
      }, err => {
        reject(err);
      })
      .catch((error) => {
        reject(error)
      })
  })
}

export default {
  /**
   * 用户登录
   */
  Login(params) {
    return fetch('/users/api/userLogin', params)
  }, 
  /**
   * 用户注册
   */
  Regist(params) {
    return fetch('/users/api/userRegist', params)
  },
  /**
   * 发送注册验证码
   */
  RegistVerifiCode(tellphone) {
    return fetch('/users/api/registVerifiCode', {tellphone: tellphone})
  },
  ......
}