golang20 list the files in a folder

 C:\Users\bob\golang11>go run main.go

a.txt

SSMS-Setup-ENU.exe

w3school.jpg

------------------------

package main

import (

"fmt"

"log"

"os"

"path"

"path/filepath"

"runtime"

)

func rootDir() string {

_, b, _, _ := runtime.Caller(0)

d := path.Join(path.Dir(b))

return filepath.Dir(d)

}

func main() {

dirname := rootDir() + "\\golang9\\download"

f, err := os.Open(dirname)

if err != nil {

log.Fatal(err)

}

files, err := f.Readdir(-1)

f.Close()

if err != nil {

log.Fatal(err)

}

for _, file := range files {

fmt.Println(file.Name())

}

}

reference:

https://flaviocopes.com/go-list-files/