package main

import (
   "gopkg.in/ini.v1"
   "log"
)

type IP struct {
   Value    []string `ini:"value"`
}

func main() {
   iniconf := `[IP]
value = 192.168.31.201
value = 192.168.31.211
value = 192.168.31.221`
   cfg, err := ini.ShadowLoad([]byte(iniconf))
   if err != nil {
      log.Fatal(err)
   }
   
   note := new(IP)
   for _, section := range cfg.Sections() {
      if err = section.MapTo(note);err != nil {
         log.Println(err)
      } else {
         log.Println(section.Name(), note.Value)
      }
   }
}