19 lines
404 B
Markdown
19 lines
404 B
Markdown
up::[[express JS]]
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#informatique/langage/javascript
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```js
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// server-express.js
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const express = require('express')
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const app = express() // initialize app
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const port = 3000
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// GET callback function returns a response message
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app.get('/', (req, res) => {
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res.send('Hello World! Welcome to Node.js')
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})
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app.listen(port, () => {
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console.log(`Server listening at http://localhost:${port}`)
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})
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``` |