🚀 go-pugleaf

matt lopresti wrote:

> i am writing a program that takes in a phone number, and converts it to
> letters, as to make the phone number easier to remember. I have taken
> the phone number and converted to getBytes, this assigns the ASCII value
> to the numbers, the Question is: how then do I convert it back? Here is
> the code snippet:
>
>   String phoneNumber ="6479037";
>   byte[] numAsArray = phoneNumber.getBytes();
>

several possibilities:
1) use Character.digit() on each digit in (numAsArray), Characters can
easily be turned into Strings.
2) use Byte.toString() on each digit, append Strings to Strings
3) as of JDK 1.1, there are String constructors that take arrays of bytes.