iOS编程上获取本地时间以及星期几时间-创新互联

本文回复一位网友关于获取时间的问题:http://blog.csdn.net/duxinfeng2010/article/details/8653411#reply

- (void)viewDidLoad     {                  [super viewDidLoad];                  NSInteger year,month,day,hour,min,sec,week;         NSString *weekStr=nil;                  NSCalendar *calendar = [[NSCalendar alloc] initWithCalendarIdentifier:NSGregorianCalendar];         NSDate *now = [NSDate date];;         NSDateComponents *comps = [[NSDateComponents alloc] init];         NSInteger unitFlags = NSYearCalendarUnit | NSMonthCalendarUnit | NSDayCalendarUnit | NSWeekdayCalendarUnit |          NSHourCalendarUnit | NSMinuteCalendarUnit | NSSecondCalendarUnit;                  comps = [calendar components:unitFlags fromDate:now];         year = [comps year];        week = [comps weekday];             month = [comps month];         day = [comps day];         hour = [comps hour];         min = [comps minute];         sec = [comps second];                  if(week==1)         {            weekStr=@"星期天";         }else if(week==2){            weekStr=@"星期一";                      }else if(week==3){            weekStr=@"星期二";                      }else if(week==4){            weekStr=@"星期三";                      }else if(week==5){            weekStr=@"星期四";                      }else if(week==6){            weekStr=@"星期五";                      }else if(week==7){            weekStr=@"星期六";                      }             else {             NSLog(@"error!");         }                  NSLog(@"现在是:%d年%d月%d日 %d时%d分%d秒  %@",year,month,day,hour,min,sec,weekStr);                  NSInteger Monday = day - week+1+1;         for (int i=1; i<=7; i++) {                          NSLog(@"本周 星期%d :%d年%d月%d日 ",i,year,month,Monday);             Monday=Monday+1;         }              }

运行结果:

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