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var mysql = require('mysql'); const express = require('express');var bodyParser = require('body-parser');   //body解析var cors = require('cors'); const app = express();app.use(bodyParser.json()).use(bodyParser.urlencoded({
    extended: true })).use(function (req, res, next) {
        //跨域处理     res.setHeader('Access-Control-Allow-Origin', '*');  //允许任何源     res.setHeader('Access-Control-Allow-Methods', 'GET, POST, OPTIONS, PUT, PATCH, DELETE');       res.setHeader('Access-Control-Allow-Headers', '*');   //允许任何类型     // res.writeHead(200, {"Content-Type": "text/plain;charset=utf-8"});      next();  //next 方法就是一个递归调用});app.use(cors()); //jsonpapp.get('/jsonp/callback=:cbk',function(req,res){
       console.log('ooopp heelo');    var bk = req.params.cbk;    console.log(bk);    var vt = {
   name:'Tim',age:28,id:bk};       res.send(bk+'('+JSON.stringify(vt)+')');}) app.get('/api/info',(req,res) => {
       var data={
                   "code": "200",                "msg": "success",                "result": [{
                       "id":1,                    "name": "laney",                    "content": "test01"                },                {
                       "id":2,                    "name": "ben",                    "content": "test02"                },                {
                       "id":3,                    "name": "lili",                    "content": "test03"                }]            }    res.json({
           err_code:0,        data:data.result    })})app.post('/api/msg',(req,res) => {
       var data={
                   "code": "200",                "msg": "success",                 "result": {
                       "focus":true,                    "data":[{
                                       "id":1,                                    "name": "laney01",                                    "content": "test01"                                },                                {
                                       "id":2,                                    "name": "ben",                                    "content": "test02"                                },                                {
                                       "id":3,                                    "name": "lili",                                    "content": "test03"                            }]                }             }    res.json({
           err_code:0,        result:data.result    })})app.post('/api/hello',(req,res) => {
       var data={
                   "code": "200",                "msg": "success",                "result": [{
                       "id":10,                    "name": "laney",                    "content": "hello world"                }]         };     res.json({
           err_code:0,        result:data.result    })})app.listen(3000, () => {
       console.log('Server started on port 3000');});

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