a-rubyist-rusting-part-4-6.rs

#[no_mangle]
pub extern fn number_to_char_array() -> Vec<String> {
  let mut utf_chars: Vec<String> = vec![];

  for i in 33..126 {
    let maybe_char: Option<char> = std::char::from_u32(i);
    utf_chars.push(maybe_char.unwrap().to_string());
  }
  utf_chars
}