直接看代码  最直接

    //日期处理
    NSDate *now = [NSDate date];
    NSCalendar *calendar = [NSCalendar currentCalendar];
    NSDateComponents *comonents = [calendar components:NSYearCalendarUnit|NSMonthCalendarUnit|NSDayCalendarUnit|NSHourCalendarUnit|NSMinuteCalendarUnit fromDate:now];
    NSInteger year = [comonents year];
    NSInteger month = [comonents month];
    NSInteger day = [comonents day];
    NSInteger hour = [comonents hour];
    NSInteger minute = [comonents minute];
    NSInteger date_year_qian = year / 1000;
    NSInteger date_year_bai  = (year % 1000) / 100;
    NSInteger date_year_shi  = (year % 100) / 10;
    NSInteger date_year_ge   = year % 10;
    NSInteger date_month_shi = month / 10;
    NSInteger date_month_ge  = month % 10;
    NSInteger date_day_shi   = day / 10;
    NSInteger date_day_ge    = day % 10;
    NSInteger time_hour_shi  = hour / 10;
    NSInteger time_hour_ge   = hour % 10;
    NSInteger time_minute_shi= minute / 10;
    NSInteger time_minute_ge = minute % 10;