react fetch请求
首先封装get:(get.js)[javascript] view plain copyimport 'whatwg-fetch' import 'es6-promise' export function get(url) { // var result = fetch('http://www.mockhttp.cn'+url, { //打包apk时候使用 var re
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首先封装get:(get.js)
- import 'whatwg-fetch'
- import 'es6-promise'
- export function get(url) {
- // var result = fetch('http://www.mockhttp.cn'+url, { //打包apk时候使用
- var result = fetch(''+url, {
- credentails: 'include',
- mode: "cors",
- headers: {
- 'Accept': 'application/json, text/plain, */*',
- 'Content-Type': 'application/x-www-form-urlencoded'
- }
- });
- return result;
- }
- import 'whatwg-fetch'
- import 'es6-promise'
- //将json对象拼接成 key=val&key=val 的字符串形式
- function obj2params(obj) {
- var result = '';
- var item;
- for(item in obj){
- result += '&' + item + '=' +encodeURIComponent(obj[item]);
- }
- if(result) {
- result = result.slice(1);
- }
- return result;
- }
- //发送 post 请求(首先会发送option)
- export function post(url, paramsObj) {
- var result = fetch(url, {
- method: 'post',
- mode:'cors',
- headers: {
- 'Accept': 'application/json',
- 'Content-Type': 'application/x-www-form-urlencoded'
- },
- body: obj2params(paramsObj)
- });
- return result;
- }
- import { get } from '../get'
- import { post } from '../post'
- export function postGpio(param) {
- const result = post('*******',param)
- return result
- }
- postMessage(param) {
- //send message
- var params = {}
- params.whichGpio = param
- const result = postGpio(params)
- result.then(res => {
- return res.json()
- }).then(json => {
- // get result
- const data = json
- if(data.code == '1'){
- Toast.success('Send success !', 2);
- }
- }).catch(ex => {
- // 发生错误
- console.error('获取数据出错, ', ex.message)
- })
- }
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