Reading a file in Go using the os package

Read file in Go option #1

package main

import (
  "fmt"
	"log"
	"os"
)

func main() {
	f, err := os.Open("sample.txt")
	if err != nil {
		log.Fatalf("%v", err)
	}

	defer f.Close()
	stat, err := f.Stat()
	if err != nil {
		return
	}

	bs := make([]byte, stat.Size())
	fmt.Println("file size ", stat.Size())
	_, err = f.Read(bs)
	if err != nil {
		return
	}

	fmt.Println(string(bs))

}