IOS 获取年月日时分秒星期

-<span style="font-size:18px;"> (void)getYearMonthDay {
    
    //获取系统当前的时间
    NSDate  * senddate=[NSDate date];
    NSCalendar *cal=[NSCalendar  currentCalendar];
    NSUInteger unitFlags= NSCalendarUnitYear|NSCalendarUnitMonth|NSCalendarUnitDay|NSCalendarUnitHour|NSCalendarUnitMinute|NSCalendarUnitSecond|NSCalendarUnitWeekday|NSCalendarUnitWeekOfMonth|NSCalendarUnitWeekOfYear|NSCalendarUnitWeekday;
    NSDateComponents *conponent= [cal components:unitFlags fromDate:senddate];
    
    //获取年、月、日
    NSInteger year =  [conponent year];
    NSInteger month = [conponent month];
    NSInteger day   = [conponent day];
    
    //获取时、分、秒
    NSInteger hour  =  [conponent hour];
    NSInteger minute = [conponent minute];
    NSInteger second = [conponent second];
    
    //一年中的第几周
    NSInteger weekOfYear  =  [conponent weekOfYear];
    NSInteger weekOfMonth  =  [conponent weekOfMonth];
    NSInteger weekday  =  [conponent weekday];

    NSLog(@"%ld%ld%ld%ld%ld%ld%ld%ld%ld",year,month,day,hour,minute,second,weekOfYear,weekOfMonth,weekday);

}</span>

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