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Node.js - Hello World

nodejs

using VSCode

1, using command line install TSD and TSD package

$ npm install -g tsd // if not install tsd
$ tsd install node --save // install node tsd file and save in tsd.json

2、create app.js file

var http = require('http')

var httpServer = http.createServer(function (request, response) {
  response.writeHead(200, { 'content-type': 'text/html' })
  response.write('<h1>Hello World</h1>')
  response.end()
})

httpServer.listen(1234)

console.log('Server running at 1234 port')

3、press F5 and choose Node.js, then VSCode will create .vscode folder and launch.json file

4、press F5 again, then VSCode will in Debug mode

5、browse localhost:1234, you can see Hello World

6、press Shift + F5, leave Debug mode back normal mode