code: @ArgumentsChecked
  	@Throws({ IllegalNullArgumentException.class, IllegalNumericArgumentException.class })
  	public static <T extends CharSequence> T isNumeric(@Nonnull final T value, @Nullable final String name) {
  		Check.notNull(value, "value");
  		if (!matches(NumericRegularExpressionHolder.getPattern(), value)) {
  			throw new IllegalNumericArgumentException(name, value);
  		}
  		return value;
  	}
docs: Ensures that a readable sequence of {@code char} values is numeric. Numeric arguments consist only of the
  characters 0-9 and may start with 0 (compared to number arguments, which must be valid numbers - think of a bank
  account number).
  
  @param value
  a readable sequence of {@code char} values which must be a number
  @param name
  name of object reference (in source code)
  @return the given string argument
  @throws IllegalNumberArgumentException
  if the given argument {@code value} is no number