Method Swap

scripts/collage/collage.go:35–35

(i, j int)

func (xs Items) Len() int           { return len(xs) }
func (xs Items) Swap(i, j int)      { xs[i], xs[j] = xs[j], xs[i] }
func (xs Items) Less(i, j int) bool { return xs[i].Name < xs[j].Name }

func main() {