步骤

• 安装node.js

• 编写程序

目录结构

Project hello-world-project
   - run.bat
   - server.js

server.js

const http = require(‘http‘);

const hostname = ‘127.0.0.1‘;
const port = 3000;

const server = http.createServer((req, res) => {
  res.statusCode = 200;
  res.setHeader(‘Content-Type‘, ‘text/plain‘);
  res.end(‘Hello World‘);
});

server.listen(port, hostname, () => {
  console.log(`Server running at http://${hostname}:${port}/`);
});

run.bat

REM run in node.js runtime
node server.js

点击run.bat，服务器程序启动；

打开浏览器，地址栏输入：" 127.0.0.1:3030 "，观察页面。

hello world for js and node.js

原文：https://www.cnblogs.com/1river/p/14810574.html