Get a date that after some weeks from a date. (iOS, Xcode 4.4.1, ARC)

EzSample_GetDataAfterSomeWeeks

- (NSDate*)dateAfterWeeks:(NSInteger)weeks fromDate:(NSDate*)date
{
	NSCalendar* calendar = [NSCalendar currentCalendar];
	NSDateComponents* someWeeksComponent = [[NSDateComponents alloc] init];

	someWeeksComponent.week = weeks;

	return [calendar dateByAddingComponents:someWeeksComponent toDate:date options:0];
}