js
const http = require('http')
/**
* statusCode 响应状态码
*
*/
const server = new http.Server((req, res) => {
res.setHeader('Content-Type', 'application/json')
res.write('hello world')
res.end() //结束 并返回
})
server.listen(8080, '0.0.0.0', () => {
console.log("response 8080 端口已开启");
})