package main import ( "fmt" "io" "log" "net/http" ) func main() { resp, err := http.Get("http://localhost:8000/api/videos/vu-tru-cua-doi-ta-pm17193") if err != nil { log.Fatal(err) } defer resp.Body.Close() b, _ := io.ReadAll(resp.Body) fmt.Printf("Size in bytes: %d\n", len(b)) }