node1

 for mangaging dependencies we create package.json:npm init -y

package.json:

"scripts": {
    "start":"nodemon app.js",


const express=require('express');

const app=express();//app variable hold
//the reference of the express..

//3route:---express run on middleware system
//like use...//move to the next[]
app.use("/",(req,res,next)=>{
res.send("hello world");
})

app.listen(5000,()=>{
    console.log("connected with the port 5000");
});//server with the port

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