dserv.ts

import { serve } from "https://deno.land/std@v0.30.0/http/server.ts";
const s = serve({ port: 8000 });
console.log("http://localhost:8000/");
let c=0
let st=null
for await (const req of s) {
  if(st===null)st=Date.now()
  let sd=(Date.now()-st)/1000
  let rps=(c+1)/sd
  req.respond({ body: `Hello World\nRequests Handled:${c++}\nSeconds:${sd}\nRPS: ${rps}` });
}