iOS身份证号判断

来源：互联网发布：淘宝如何好评返现编辑：程序博客网时间：2024/06/05 21:53

-(BOOL)validationTrue:(NSString *)idNum

{

BOOL flag;

NSString *regex2 =@"^(^[1-9]\\d{7}((0\\d)|(1[0-2]))(([0|1|2]\\d)|3[0-1])\\d{3}$)|(^[1-9]\\d{5}[1-9]\\d{3}((0\\d)|(1[0-2]))(([0|1|2]\\d)|3[0-1])((\\d{4})|\\d{3}[Xx])$)$";

NSPredicate *identityCardPredicate = [NSPredicatepredicateWithFormat:@"SELF MATCHES %@",regex2];

flag = [identityCardPredicate evaluateWithObject:idNum];

if(flag)

{

if(idNum.length==18)

{

NSArray * idCardWiArray =@[@"7",@"9", @"10",@"5", @"8",@"4", @"2",@"1", @"6",@"3", @"7",@"9", @"10",@"5", @"8",@"4", @"2"];

NSArray * idCardYArray =@[@"1",@"0", @"10",@"9", @"8",@"7", @"6",@"5", @"4",@"3", @"2"];

NSInteger idCardWiSum =0;

for(int i =0;i < 17;i++)

{

NSInteger subStrIndex = [[idNumsubstringWithRange:NSMakeRange(i,1)] integerValue];

NSInteger idCardWiIndex = [[idCardWiArrayobjectAtIndex:i] integerValue];

idCardWiSum+= subStrIndex * idCardWiIndex;

}

NSInteger idCardMod=idCardWiSum%11;

NSString * idCardLast= [idNumsubstringWithRange:NSMakeRange(17,1)];

if(idCardMod==2)

{

if([idCardLastisEqualToString:@"X"]||[idCardLastisEqualToString:@"x"])

{

return flag;

}else

{

flag = NO;

return flag;

}

}else

{

if([idCardLastisEqualToString: [idCardYArrayobjectAtIndex:idCardMod]])

{

return flag;

}

else

{

flag = NO;

return flag;

}

else

{

flag = NO;

return flag;

}

else

{

return flag;

}

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