package main

import (
   "bufio"
   "fmt"
   "io/ioutil"
   "os"
)

func main(){

   f,error:=os.Open("D:/1111/2222.txt")

   if(error!=nil){

      fmt.Println("file not ok ",error)

      return
   }

   buff,_:=ioutil.ReadAll(f)

   fmt.Println(string(buff))

   f.Seek(0,0)


   cr:=bufio.NewReader(f)

   for{

      line,error:=cr.ReadSlice('\n')

      if(error!=nil){
         break
      }

      fmt.Print(string(line))
   }

   f.Close()
}