Scratch that. I just realized that Bash turns $'\x0' into '\0' and that's a nono. You could still use the array but instead of using the special quotes, just u

Scratch that. I just realized that Bash turns $'\x0' into '\0' and that's a nono. You could still use the array but instead of using the special quotes, just use single quotes like '\x0' and later echo -e to get your results.