iOS Dev (55) 獲取當前年、月、日等信息

•  

• NSDate *now = [NSDate date];
  NSCalendar *calendar = [NSCalendar currentCalendar];
  NSUInteger unitFlags = 
      NSYearCalendarUnit |
      NSMonthCalendarUnit |
      NSDayCalendarUnit |
      NSHourCalendarUnit |
      NSMinuteCalendarUnit |
      NSSecondCalendarUnit;
  NSDateComponents *dateComponent = [calendar components:unitFlags fromDate:now];
  
  int year = [dateComponent year];
  int month = [dateComponent month];
  int day = [dateComponent day];
  int hour = [dateComponent hour];
  int minute = [dateComponent minute];
  int second = [dateComponent second];
  

  Reference

  • http://www.cnblogs.com/programmer-blog/p/3265110.html