IOS 根据身份证号码获取 年龄 生日 性别

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/**

   从身份证上获取年龄 18位身份证

 */

-(NSString *)getIdentityCardAge:(NSString *)numberStr

{

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

    [formatterTow setDateFormat:@"yyyy-MM-dd"];

    NSDate *bsyDate = [formatterTow dateFromString:[self birthdayStrFromIdentityCard:numberStr]];

    NSTimeInterval dateDiff = [bsyDate timeIntervalSinceNow];

    int age = trunc(dateDiff/(60*60*24))/365;

    return [NSString stringWithFormat:@"%d",-age];

}

-(NSString *)birthdayStrFromIdentityCard:(NSString *)numberStr

{

    NSMutableString *result = [NSMutableString stringWithCapacity:0];

    NSString *year = nil;

    NSString *month = nil;

    BOOL isAllNumber = YES;

    NSString *day = nil;

    if([numberStr length]<18)

        return result;

    //**从第6位开始 截取8个数

    NSString *fontNumer = [numberStr substringWithRange:NSMakeRange(6, 8)];

    //**检测前12位否全都是数字;

    const char *str = [fontNumer UTF8String];

    const char *p = str;

    while (*p!=‘\0‘) {

        if(!(*p>=‘0‘&&*p<=‘9‘))

            isAllNumber = NO;

        p++;

    }

    if(!isAllNumber)

        return result;

    year = [NSString stringWithFormat:@"19%@",[numberStr substringWithRange:NSMakeRange(8, 2)]];

    //    NSLog(@"year ==%@",year);

    month = [numberStr substringWithRange:NSMakeRange(10, 2)];

    //    NSLog(@"month ==%@",month);

    day = [numberStr substringWithRange:NSMakeRange(12,2)];

    //    NSLog(@"day==%@",day);

    [result appendString:year];

    [result appendString:@"-"];

    [result appendString:month];

    [result appendString:@"-"];

    [result appendString:day];

    //    NSLog(@"result===%@",result);

    return result;

}

/**

 *  从身份证上获取性别

 */

-(NSString *)getIdentityCardSex:(NSString *)numberStr

{

    NSString *sex = @"";

    //获取18位 二代身份证  性别

    if (numberStr.length==18)

    {

        int sexInt=[[numberStr substringWithRange:NSMakeRange(16,1)] intValue];

        if(sexInt%2!=0)

        {

            NSLog(@"1");

            sex = @"男";

        }

        else

        {

            NSLog(@"2");

            sex = @"女";

        }

    }

    //  获取15位 一代身份证  性别

    if (numberStr.length==15)

    {

        int sexInt=[[numberStr substringWithRange:NSMakeRange(14,1)] intValue];

        if(sexInt%2!=0)

        {

            NSLog(@"1");

            sex = @"男";

        }

        else

        {

            NSLog(@"2");

            sex = @"女";

        }

    }

    return sex;

}

IOS 根据身份证号码获取 年龄 生日 性别

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原文地址：http://www.cnblogs.com/soulDn/p/5336416.html