random.go 270 B

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  1. package strings
  2. import "math/rand"
  3. func RandomString(length int) string {
  4. const charset = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
  5. b := make([]byte, length)
  6. for i := range b {
  7. b[i] = charset[rand.Intn(len(charset))]
  8. }
  9. return string(b)
  10. }