code: public static final Function<Collection<String>, Period> strFieldCollectionToPeriod(PeriodType periodType) {
  		return FnPeriod.strFieldCollectionToPeriod(periodType);
  	}
docs: <p>
  A Period is created with the specified {@link PeriodType} either:
  </p>
  <ul>
  <li>From a {@link Collection} of {@link String} representing the hours, minutes, seconds and milliseconds</li>
  <li>From a {@link Collection} of {@link String} representing the years, months, weeks, days, hours, minutes, seconds and milliseconds</li>
  </ul>
  
  @param periodType the {@link PeriodType} to be created. It specifies which duration fields are to be used
  @return the {@link Period} created from the input and arguments