Go Standard Library Cookbook

How to do it...

1. Open the console and create the folder chapter05/recipe11.
2. Navigate to the directory.
3. Create the zip.go file with the following content:

        package main        import (          "archive/zip"          "bytes"          "fmt"          "io"          "io/ioutil"          "log"          "os"        )        func main() {          var buff bytes.Buffer          // Compress content          zipW := zip.NewWriter(&buff)          f, err := zipW.Create("newfile.txt")          if err != nil {            panic(err)          }          _, err = f.Write([]byte("This is my file content"))          if err != nil {            panic(err)          }          err = zipW.Close()          if err != nil {            panic(err)          }          //Write output to file          err = ioutil.WriteFile("data.zip", buff.Bytes(), os.ModePerm)          if err != nil {            panic(err)          }          // Decompress the content          zipR, err := zip.OpenReader("data.zip")          if err != nil {            panic(err)          } for _, file := range zipR.File ...