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express js
<![CDATA[$ npm install express --no-save
]]>
express js
<![CDATA[const express = require('express');
const app = express();
const port = 3000;
app.get('/', (req, res) => {
res.send('Hello World!')
});
app.listen(port, () => {
console.log(`App listening at http://localhost:${port}`)
});]]>
express js
<![CDATA[$ npm install express --save]]>
express js
<![CDATA[Express.js, or simply Express, is a web application framework for Node.js,
released as free and open-source software under the MIT License.
It is designed for building web applications and APIs.
It has been called the de facto standard server framework for Node.js.]]>
express js
<![CDATA[const express = require('express')
const app = express()
const port = 3000
app.get('/', (req, res) => {
res.send('Hello World!')
})
app.listen(port, () => {
console.log(`Example app listening on port ${port}`)
})]]>
express js
<![CDATA[const express = require("express")
const app = express();
// GET method route
app.get('/', function (req, res) {
res.send('GET request to the homepage');
});
// POST method route
app.post('/', function (req, res) {
res.send('POST request to the homepage');
});
app.listen(3000,()=>{
console.log("this App is running on port 3000")
})]]>
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