- (NSArray *)getAllWeekDate
{
NSDate *nowDate = [NSDate date];
NSCalendar *calendar = [NSCalendar currentCalendar];
NSDateComponents *comp = [calendar components: NSCalendarUnitWeekday | NSCalendarUnitWeekOfYear fromDate:nowDate];
// 獲取今天是周幾 (周一是2，周日是1)
NSInteger weekDay = [comp weekday];
//這周是今年的第幾周(注意：第一周編號(hào)為1不為0)
NSInteger weekOfYear = [comp weekOfYear];
NSDateFormatter *formatter = [[NSDateFormatter alloc] init];
[formatter setDateFormat:@"yyyyMMdd"];
NSDate *date = [formatter dateFromString:[formatter stringFromDate:[NSDate date]]];
//這周的開(kāi)始和結(jié)束時(shí)間 （注意：+1 -1 避開(kāi)臨界值）
NSDate *startdate = [date dateByAddingTimeInterval:24*3600*(2 - weekDay)+1];
NSDate *enddate = [date dateByAddingTimeInterval:24*3600*(9 - weekDay)-1];
NSMutableArray *dateArray = [[[NSMutableArray alloc] init] mutableCopy];
//一年52周? 獲取一年的所有周一和周日的日期(注意：第一周編號(hào)為1不為0)
for (int i = 1; i <= 52; i++) {
NSDate *startdate1 = [startdate dateByAddingTimeInterval:24*3600*7*(i-weekOfYear)];
NSDate *enddate1 = [enddate dateByAddingTimeInterval:24*3600*7*(i-weekOfYear)];
[dateArray addObject:@[startdate1,enddate1]];
}
return dateArray;
}
嘿嘿嘿饮六，寫(xiě)下來(lái)胀屿，再用的時(shí)候不用寫(xiě)了仙粱。
