Go Standard Library Cookbook

How to do it...

1. Open the console and create the folder chapter05/recipe05.
2. Navigate to the directory.
3. Create the charset.go file with the following content:

        package main        import (          "fmt"          "io/ioutil"          "os"          "golang.org/x/text/encoding/charmap"        )        func main() {          // Write the string          // encoded to Windows-1252          encoder := charmap.Windows1252.NewEncoder()          s, e := encoder.String("This is sample text with runes Š")          if e != nil {            panic(e)          }          ioutil.WriteFile("example.txt", []byte(s), os.ModePerm)          // Decode to UTF-8          f, e := os.Open("example.txt")          if e != nil {            panic(e)          }          defer f.Close()          decoder := charmap.Windows1252.NewDecoder()          reader := decoder.Reader(f)          b, err := ioutil.ReadAll(reader)          if err != nil {            panic(err)          }          fmt.Println(string(b))        }

4. Execute ...