iOS开发之身份证号码校验

//

//  Card.h

//  THCStore

//

//  Created by Mac on 15/7/15.

//  Copyright (c) 2015年 Mac. All rights reserved.

//

#import <Foundation/Foundation.h>

@interface Card : NSObject

+ (BOOL)validateIDCardNumber:(NSString *)value;

@end

//

//  Card.m

//  THCStore

//

//  Created by Mac on 15/7/15.

//  Copyright (c) 2015年 Mac. All rights reserved.

//

#import "Card.h"

@implementation Card

+ (BOOL)validateIDCardNumber:(NSString *)value {

value = [value stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];

int length =0;

if (!value) {

return NO;

}else {

length = value.length;

if (length !=15 && length !=18) {

return NO;

}

}

// 省份代码

NSArray *areasArray =@[@"11",@"12", @"13",@"14", @"15",@"21", @"22",@"23", @"31",@"32", @"33",@"34", @"35",@"36", @"37",@"41",@"42",@"43", @"44",@"45", @"46",@"50", @"51",@"52", @"53",@"54", @"61",@"62", @"63",@"64", @"65",@"71", @"81",@"82", @"91"];

NSString *valueStart2 = [value substringToIndex:2];

BOOL areaFlag =NO;

for (NSString *areaCode in areasArray) {

if ([areaCode isEqualToString:valueStart2]) {

areaFlag =YES;

break;

}

}

if (!areaFlag) {

return false;

}

NSRegularExpression *regularExpression;

NSUInteger numberofMatch;

int year =0;

switch (length) {

case 15:

year = [value substringWithRange:NSMakeRange(6,2)].intValue +1900;

if (year %4 ==0 || (year %100 ==0 && year %4 ==0)) {

regularExpression = [[NSRegularExpression alloc]initWithPattern:@"^[1-9][0-9]{5}[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|[1-2][0-9]))[0-9]{3}$"

options:NSRegularExpressionCaseInsensitive

error:nil];//测试出生日期的合法性

}else {

regularExpression = [[NSRegularExpression alloc]initWithPattern:@"^[1-9][0-9]{5}[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|1[0-9]|2[0-8]))[0-9]{3}$"

options:NSRegularExpressionCaseInsensitive

error:nil];//测试出生日期的合法性

}

numberofMatch = [regularExpression numberOfMatchesInString:value

options:NSMatchingReportProgress

range:NSMakeRange(0, value.length)];

//            [regularExpression release];

if(numberofMatch >0) {

return YES;

}else {

return NO;

}

case 18:

year = [value substringWithRange:NSMakeRange(6,4)].intValue;

if (year %4 ==0 || (year %100 ==0 && year %4 ==0)) {

regularExpression = [[NSRegularExpression alloc]initWithPattern:@"^[1-9][0-9]{5}19[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|[1-2][0-9]))[0-9]{3}[0-9Xx]$"

options:NSRegularExpressionCaseInsensitive

error:nil];//测试出生日期的合法性

}else {

regularExpression = [[NSRegularExpression alloc]initWithPattern:@"^[1-9][0-9]{5}19[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|1[0-9]|2[0-8]))[0-9]{3}[0-9Xx]$"

options:NSRegularExpressionCaseInsensitive

error:nil];//测试出生日期的合法性

}

numberofMatch = [regularExpression numberOfMatchesInString:value

options:NSMatchingReportProgress

range:NSMakeRange(0, value.length)];

if(numberofMatch >0) {

int S = ([value substringWithRange:NSMakeRange(0,1)].intValue + [value substringWithRange:NSMakeRange(10,1)].intValue) *7 + ([value substringWithRange:NSMakeRange(1,1)].intValue + [value substringWithRange:NSMakeRange(11,1)].intValue) *9 + ([value substringWithRange:NSMakeRange(2,1)].intValue + [value substringWithRange:NSMakeRange(12,1)].intValue) *10 + ([value substringWithRange:NSMakeRange(3,1)].intValue + [value substringWithRange:NSMakeRange(13,1)].intValue) *5 + ([value substringWithRange:NSMakeRange(4,1)].intValue + [value substringWithRange:NSMakeRange(14,1)].intValue) *8 + ([value substringWithRange:NSMakeRange(5,1)].intValue + [value substringWithRange:NSMakeRange(15,1)].intValue) *4 + ([value substringWithRange:NSMakeRange(6,1)].intValue + [value substringWithRange:NSMakeRange(16,1)].intValue) *2 + [value substringWithRange:NSMakeRange(7,1)].intValue *1 + [value substringWithRange:NSMakeRange(8,1)].intValue *6 + [value substringWithRange:NSMakeRange(9,1)].intValue *3;

int Y = S %11;

NSString *M =@"F";

NSString *JYM =@"10X98765432";

M = [JYM substringWithRange:NSMakeRange(Y,1)];// 判断校验位

if ([M isEqualToString:[value substringWithRange:NSMakeRange(17,1)]]) {

return YES;// 检测ID的校验位

}else {

return NO;

}

}else {

return NO;

}

default:

return false;

}

}

@end