You miss the error returned by out.Close(). So, finish DownloadFile with
"return out.Close()"
And os.Create will truncate the file, no need to Remove it - though if you
want to remove, just "_ = os.Remove(filepath) "- don't check the error.
Gaurav a következőt írta (2022. március 10., csütörtök, 6:54:30 UTC+1):
> I am trying to download a zip file using a simple http Get. This program
> downloads the file but the downloaded file is corrupted.
>
> package main
> import (
> "fmt"
> "io"
> "net/http"
> "os"
> )
>
> func DownloadFile(url string) error {
> resp, err := http.Get(url)
> if err != nil {
> return err
> }
> defer resp.Body.Close()
>
> filepath := "test.zip"
>
> _, err = os.Stat(filepath)
> if err == nil {
> err := os.Remove(filepath)
> if err != nil {
> return err
> }
> }
>
> out, err := os.Create(filepath)
> if err != nil {
> return err
> }
> defer out.Close()
>
> _, err = io.Copy(out, resp.Body)
> if err != nil {
> return err
> }
>
> return nil
> }
>
> func main() {
> err := DownloadFile("
> https://store1.gofile.io/download/78f1898f-2b02-465a-a39c-4cf7e35822a2/test.zip
> ")
> if err != nil {
> fmt.Println(err)
> }
> }
>
> What am I missing here? Regards
> Gaurav
>
>
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