/**
 * 供外部post请求调用
 */
function post(url, params, onStart, onSuccess, onFailed) {
 request(url, params, "POST", onStart, onSuccess, onFailed);
}

/**
 * 供外部get请求调用
 */
function get(url, params, onStart, onSuccess, onFailed) {
 request(url, params, "GET", onStart, onSuccess, onFailed);
}

/**
 * function: 封装网络请求
 * @url URL地址
 * @params 请求参数
 * @method 请求方式：GET/POST
 * @onStart 开始请求,初始加载loading等处理
 * @onSuccess 成功回调
 * @onFailed 失败回调
 */
function request(url, params, method, onStart, onSuccess, onFailed) {
 onStart(); //request start
 wx.request({
 url: url,
 data: dealParams(params),
 method: method,
 header: { 'content-type': 'application/json' },
 success: function (res) {
  if (res.data) {
  /** start 根据需求 接口的返回状态码进行处理 */
  if (res.data.error_code == 0) {
   onSuccess(res.data); //request success
  } else {
   onFailed(res.data.msg); //request failed
  }
  /** end 处理结束*/
  }
 },

 fail: function (error) {
  onFailed(""); //failure for other reasons
 }
 })
}

/**
 * function: 根据需求处理请求参数：添加固定参数配置等
 * @params 请求参数
 */
function dealParams(params) {
 return params;
}

module.exports = {
 postRequest: post,
 getRequest: get,
}

{
 "error_code": 0,
 "reason": "Success",
 "result": {
  "data": [
   {
    "content": "某先生是地方上的要人。一天，他像往常一样在书房里例览当日报纸，突然对妻子大声喊道：喂，安娜，你看到今天早报上的流言蜚语了吗？真可笑！他们说，你收拾行装出走了。你听见了吗？安娜、你在哪儿？安娜？啊！",
    "hashId": "90B182FC7F74865B40B1E5807CFEBF41",
    "unixtime": 1418745227,
    "updatetime": "2014-12-16 23:53:47"
   },
   {
    "content": "有一天我看着报纸，小声嘟囔着一篇文章的题目鸟儿也有外语，丈夫听了对了一句：鸟儿当然也有‘外遇'。原来丈夫听错了，我笑得前仰后合。",
    "hashId": "206F5C52FD2ED94772CBC66C8AC61F2A",
    "unixtime": 1418745227,
    "updatetime": "2014-12-16 23:53:47"
   }
  ]
 }
}

var netUtil = require("../../utils/network.js"); //require引入
Page({
 data: {
 jokeList: {}
 },

 onLoad: function (options) {
 var url = "http://v.juhe.cn/joke/content/list.php";
 var params = {
  sort: "",
  page: 1,
  pagesize: 5,
  time: "1418816972",
  key: "746dfdb4cd8445d30a8f915fd2b5f76b",
 }

 netUtil.getRequest(url, params, this.onStart, this.onSuccess, this.onFailed); //调用get方法情就是户数
 },

 onStart: function () { //onStart回调
 wx.showLoading({
  title: '正在加载',
 })
 },
 onSuccess: function (res) { //onSuccess回调
 wx.hideLoading();
 this.setData({
  jokeList: res.result.data //请求结果数据
 })
 },
 onFailed: function (msg) { //onFailed回调
 wx.hideLoading();
 if (msg) {
  wx.showToast({
  title: msg,
  })
 }
 },
})

<view>
 <block wx:for="{{jokeList}}" wx:for-item="item" wx:key="idx">
 <view class='joke_container'>
  <text>{{item.content}}</text>
 </view>
 </block>
</view>