hello world for js and node.js

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

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