Node.js控制台示例项目（一）

      app.js
      'use strict';
      console.log('Hello world>>>>>>>>>>>>>>>>>>>>>>>>>>');
      var green = require('./hello');
      green.hello();
      green.hello2();
      //>>>>>>>>>>>> test http
      /*
      var http = require('http');
      var server = http.createServer(function (request, response) {
       // 将HTTP响应200写入response, 同时设置Content-Type: text/html:
       //response.writeHead(200, { 'Content-Type': 'text/html' });
       // 将HTTP响应的HTML内容写入response:
       response.end('<h1>Hello world!</h1>');
      });
      server.listen(5000);
      */
      //>>>>>>>>>>>>>> test express
      /*
      var express = require('express');
      var app = express();
      app.get('/', function (req, res) {
       res.end("test http web");
      });
      app.listen(5000, function () {
       console.log('http server start');
      });
      */
      //>>>>>>>>>>>>* test koa
      /*
      var Koa = require('koa');
      var app = new Koa();
      app.use(async (ctx, next) => {
       ctx.response.type = 'text/plain';
       if (ctx.request.path === '/test') {
       ctx.response.body = 'TEST page';
       }
       else {
       ctx.response.body = "test koa";
       }
      });
      app.listen(5000);
      */
      //>>>>>>>>>>>>* test koa-router
      /*
      const Koa = require('koa');
      // 注意require('koa-router')返回的是函数:
      const router = require('koa-router')();
      const app = new Koa();
      // add url-route:
      router.get('/hello/:name', async (ctx, next) => {
       var name = ctx.params.name;
       ctx.response.body = `<h1>Hello get, ${name}!</h1>`;
      });
      router.post('/hello/:name', async (ctx, next) => {
       var name = ctx.params.name;
       ctx.response.body = `<h1>Hello post, ${name}!</h1>`;
      });
      router.get('/', async (ctx, next) => {
       ctx.response.body = '<h1>Index</h1>';
      });
      // add router middleware:
      app.use(router.routes());
      app.listen(5000);
      console.log('app started at port 5000...');
      */
      //>>>>>>>>>>>>>>>>>>>>>> test koa-bodyparser
      /*
      const Koa = require('koa');
      // 注意require('koa-router')返回的是函数:
      const bodyParser = require('koa-bodyparser');
      const router = require('koa-router')();
      const app = new Koa();
      // add url-route:
      router.post('/hello/', async (ctx, next) => {
       var name = ctx.request.body.name || '';
       ctx.response.body = 'test body parser name ' + name;
      });
      // add router middleware:
      app.use(bodyParser());
      app.use(router.routes());
      app.listen(5000);
      console.log('app started at port 5000...');
      */
      console.log('end<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<');
  
 

  
 
 

      //hello.js
      'use strict'
      var str = 'hello';
      module.exports = {
         hello: function () {
             console.log('this is test ' + str);
          },
         hello2: function () {
             console.log('this is test222222 ' + str);
          }
      }
  
 

文章来源: zzzili.blog.csdn.net，作者：清雨小竹，版权归原作者所有，如需转载，请联系作者。

原文链接：zzzili.blog.csdn.net/article/details/79305307