code: @NullSafe
    public static boolean containsDigits(String value) {
  
      for (char chr : toCharArray(value)) {
        if (Character.isDigit(chr)) {
          return true;
        }
      }
  
      return false;
    }
docs: Determines whether the String value contains any digits, guarding against null values.
  
  @param value the String value being evaluated for digits containment.
  @return a boolean value indicating whether the String value contains any digits.
  @see #toCharArray(String)
  @see java.lang.Character#isDigit(char)