- * Pseudo-random alphabet
- * @xxx use array flip and keys to workaround php "smart" that cast range('0', '9') as int instead of string
- * @xxx The key count mismatch, count(alpha)>count(rev), resulted in a data corruption due to duplicate numeric values
- * @todosee required range by json_encode result and short input (0->255 ???)
+ * Get pseuto-random alphabet by splitting range string
+ * TODO: see required range by json_encode result and short input (0->255 ???)
+ * XXX: The key count mismatch, count(alpha)>count(rev), resulted in a data corruption due to duplicate numeric values