+(NSString *)getWeekday
{ NSDate *date = [NSDate date]; NSDateComponents *componets = [[NSCalendar autoupdatingCurrentCalendar] components:NSWeekdayCalendarUnit fromDate:date]; NSString *weekday = [self getWeekdayWithNumber:[componets weekday]]; return weekday;}//1代表星期日、如此类推+(NSString *)getWeekdayWithNumber:(int)number{ switch (number) { case 1: return @"星期日"; break; case 2: return @"星期一"; break; case 3: return @"星期二"; break; case 4: return @"星期三"; break; case 5: return @"星期四"; break; case 6: return @"星期五"; break; case 7: return @"星期六"; break; default: return @""; break; }}原文地址：http://www.cnblogs.com/sgdkg/p/3863145.html
