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  • 日期

    一、根据日期获得周

    - (NSString*)getInforFromTime:(NSString*)time

    {

        if (time.length == 0) {

            return @"";

        }

        NSString* winInfor = @"";

        NSDateFormatter * dateF= [[NSDateFormatter alloc] init];

        dateF.dateFormat = @"yyyy-MM-dd";

        NSDate *date = [dateF dateFromString:time];

      

        NSCalendar *calendar = [NSCalendar currentCalendar];

        NSInteger unitFlags = NSWeekCalendarUnit|NSWeekdayCalendarUnit;

        NSDateComponents *comps = [calendar components:unitFlags fromDate:date];

        switch ([comps weekday]) {

            case 1:

                winInfor = [winInfor stringByAppendingString:@"周日"];

                break;

            case 2:

                winInfor = [winInfor stringByAppendingString:@"周一"];

                break;

            case 3:

                winInfor = [winInfor stringByAppendingString:@"周二"];

                break;

            case 4:

                winInfor = [winInfor stringByAppendingString:@"周三"];

                break;

            case 5:

                winInfor = [winInfor stringByAppendingString:@"周四"];

                break;

            case 6:

                winInfor = [winInfor stringByAppendingString:@"周五"];

                break;

            case 7:

                winInfor = [winInfor stringByAppendingString:@"周六"];

                break;

            default:

                winInfor = [winInfor stringByAppendingString:@"未知"];

                break;

        }

        NSArray* timeArray = [time componentsSeparatedByString:@"-"];

        if ([timeArray count] == 3) {

           winInfor = [winInfor stringByAppendingFormat:@" %@月%@日", [timeArray objectAtIndex:1], [timeArray objectAtIndex:2]];

        }

        return winInfor;

    }

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  • 原文地址:https://www.cnblogs.com/swallow37/p/3867999.html
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