docs: public IMatches<IAndUnits> withPrefix(final ParamPrefixEnum thePrefix) {
  		return new NumberClientParam.IMatches<IAndUnits>() {
  			@Override
  			public IAndUnits number(long theNumber) {
  				return new AndUnits(thePrefix, Long.toString(theNumber));
  			}
  
  			@Override
  			public IAndUnits number(String theNumber) {
  				return new AndUnits(thePrefix, theNumber);
  			}
  		};
  	}