code

package main

import (
  "fmt"
  "log"
  "net/http"
)

func main() {
  http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
    fmt.Fprintf(w, "hello world")
  })
  log.Println("server is running at http://127.0.0.1:8888")
  http.ListenAndServe(":8888", nil)
}

ipv6如何访问