declare namespace ObjC{
   namespace classes{
      
       export class NSDateIntervalFormatter extends NSFormatter{ 
            	stringFromDate_toDate_(fromDate:NSDate|NativePointer,toDate:NSDate|NativePointer):NSString;
            	stringFromDateInterval_(dateInterval:NSDateInterval|NativePointer):NSString;
            	locale():NSLocale;
            	setLocale_(locale:NSLocale|NativePointer):any;
            	calendar():NSCalendar;
            	setCalendar_(calendar:NSCalendar|NativePointer):any;
            	timeZone():NSTimeZone;
            	setTimeZone_(timeZone:NSTimeZone|NativePointer):any;
            	dateTemplate():NSString;
            	setDateTemplate_(dateTemplate:NSString|NativePointer):any;
            	dateStyle():number;
            	setDateStyle_(dateStyle:number|NativePointer):any;
            	timeStyle():number;
            	setTimeStyle_(timeStyle:number|NativePointer):any;
       }
    }
}