相隔日期有多少天多少时

来源：互联网发布：数据库字段注释编辑：程序博客网时间：2024/04/27 21:06

//                NSString *dateStr=@"2013-05-25 20:28:40";//传入时间
//                //将传入时间转化成需要的格式
//                NSDateFormatter *format=[[NSDateFormatter alloc] init];
//                [format setDateFormat:@"yyyy-MM-dd HH:mm:ss"];
//                cDate=[format dateFromString:dateStr];
//                [format release];

                NSTimeZone *fromzone = [NSTimeZone systemTimeZone];
                NSInteger frominterval = [fromzone secondsFromGMTForDate: aDate];
                NSDate *fromDate = [aDate dateByAddingTimeInterval: frominterval];
//                NSLog(@"fromdate=%@",fromDate);
                //获取当前时间
                NSDate *date = [NSDate date];
                NSTimeZone *zone = [NSTimeZone systemTimeZone];
                NSInteger interval = [zone secondsFromGMTForDate: date];
                NSDate *localeDate = [date dateByAddingTimeInterval: interval];
//                NSLog(@"enddate=%@",localeDate);


                double intervalTime = [fromDate timeIntervalSinceReferenceDate] - [localeDate timeIntervalSinceReferenceDate];
                NSTimeInterval time=[fromDate timeIntervalSinceDate:localeDate];

                long lTime = (long)intervalTime;
                NSInteger iSeconds = lTime % 60;
                NSInteger iMinutes = (lTime/60) % 60;
                //NSInteger iHours = (lTime/3600)%24;
                int iHours = ((int)time)%(3600*24)/3600;
                NSInteger iDays = lTime/60/60/24;