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