Compare 2 NSDate

date_compare.m

NSDate *dateTraded = [NSDate dateWithTimeIntervalSince1970:1408636621];
    
    NSDateFormatter *_formatter=[[NSDateFormatter alloc]init];
    [_formatter setLocale:[NSLocale currentLocale]];
    [_formatter setDateFormat:@"yyyy-MM-dd HH:mm:ss ZZZ"];
    NSString *_date=[_formatter stringFromDate:dateTraded];
    
    NSLog(@"%@", _date);
    
    NSDate *date1 = _date;
    
    
    NSDate* current = [NSDate date];
    NSDateFormatter *DateFormatter=[[NSDateFormatter alloc] init];
    [DateFormatter setLocale:[NSLocale currentLocale]];
    [DateFormatter setDateFormat:@"yyyy-MM-dd hh:mm:ss ZZZ"];
    NSString *date2=[_formatter stringFromDate:current];
    
    NSLog(@"%@", date2);
    
    
    if ([date1 compare:date2] == NSOrderedDescending) {
        NSLog(@"date1 is later than date2");
        
    } else if ([date1 compare:date2] == NSOrderedAscending) {
        NSLog(@"date1 is earlier than date2");
        
    } else {
        NSLog(@"dates are the same");
        
    }