randomAlphaString method

String randomAlphaString(
  1. int length
)

Implementation

String randomAlphaString(int length) {
  if (length < 1) throw ArgumentError("length < 1: $length");

  StringBuffer sb = StringBuffer();
  for (int idx = 0; idx < length; ++idx)
    sb.write(alpha[random.nextInt(alpha.length)]);
  return sb.toString();
}