path parameters

 Path Parameters

these are variables that change

simply like username for insta

declared using ":"



app.get("/:username/:id",(req,res)=>{

let {username,id}=req.params;
console.log(req.params);
let htmlStr=`<h1>Welcome to the page of @ ${username}.</h1>`;
  res.send(htmlStr);
})

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