denoland-deno/cli/bench/http/bun_http.js

// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
const port = Bun.argv[2] || "4545";
Bun.serve({
  fetch(_req) {
    return new Response("Hello World", {
      headers: { "Date": (new Date()).toUTCString() },
    });
  },
  port: Number(port),
});