IOS How to get next date of date

+ (NSString*)getNextDates:(NSDate*)_date {
  
    NSCalendar * calendar = [NSCalendar currentCalendar];
    NSDateComponents *components = [calendar components:NSYearCalendarUnit |   NSMonthCalendarUnit | NSDayCalendarUnit fromDate:_date];
    [calendar dateFromComponents:components];
    int d = components.day;
    [components setDay:(d + 1)];
    NSDate* dateNSDate = [calendar dateFromComponents:components];
    NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
    [dateFormatter setDateFormat:@"yyyyMMdd"];
    [dateFormatter setLocale:[[NSLocale alloc] initWithLocaleIdentifier:@"en_US"]];
    NSString* date = [dateFormatter stringFromDate:dateNSDate];
  
    return date;
}

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