ASCIIToString (vec)
Convert a vector of ASCII values to a string
AlphabetToString (vec,alphabet)
Convert a vector of 0-based alphabet values (positions in the alphabet string) to a string
StringToASCII (str)
Convert a string to a vector of ASCII values
StringToAlphabet (str,alphabet)
Convert a string to a vector of 0-based alphabet values (positions in the alphabet string), -1's for unknown letters