Working with files and I/O / Directory operations / Essential Go
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package main
import (
"fmt"
"os"
"path/filepath"
)
func main() {
nShown := 0
err := filepath.Walk(".", func(path string, fi os.FileInfo, err error) error {
if err != nil {
return err
}
if nShown > 4 {
return nil
}
nShown++
fmt.Printf("Path: %s, is dir: %v, size: %d bytes\n", fi.Name(), fi.IsDir(), fi.Size())
return nil
})
if err != nil {
fmt.Printf("filepath.Walk failed with '%s'\n", err)
}
}
Go
INFO