//獲取對應(yīng)日期是周幾

+ (NSInteger)getWeekDayFromDate:(NSDate *)date{

? ? NSArray *tempWeek = @[@"7",@"1",@"2",@"3",@"4",@"5",@"6"];

? ? NSCalendar *calendar = [[NSCalendar alloc] initWithCalendarIdentifier:NSCalendarIdentifierGregorian];

? ? NSDateComponents *comps = [[NSDateComponents alloc] init];

? NSInteger unitFlags = NSCalendarUnitYear |NSCalendarUnitMonth |

NSCalendarUnitDay |NSCalendarUnitWeekday | NSCalendarUnitHour

|NSCalendarUnitMinute |NSCalendarUnitSecond;

? ? comps = [calendar components:unitFlags fromDate:date];

? ? //? 1、2、3、4、5、6、7 分別對應(yīng) 周日、周一、周二、周三、周四、周五、周六

? ? NSInteger week = [comps weekday];

? ? NSLog(@"---%ld",week);

? ? //? 調(diào)整后 1 代表 周一

? ? return? [tempWeek[week-1] integerValue] ;

}