package utils import ( "math/rand" ) var letters = []rune("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789") func RandomString(n int) string { s := make([]rune, n) for i := range s { s[i] = letters[rand.Intn(len(letters))] } return string(s) }