method Intl.DateTimeFormat.formatRangeToParts
          
DateTimeFormat.formatRangeToParts<T extends Formattable>(startDate: T,endDate: T,): DateTimeFormatRangePart[] 
      Allow locale-aware formatting of tokens representing each part of the
formatted date range produced by `Intl.DateTimeFormat` formatters.
  
  
    
 
   
   
T extends Formattable
      
    
DateTimeFormat.formatRangeToParts(): DateTimeFormatRangePart[]