iOS 身份证正则表达式

ios 身份证正则表达式。

/*
校验身份证号码
*/

+ (bool)validateidcardnumber:(nsstring *)value {
value = [value stringbytrimmingcharactersinset:[nscharacterset whitespaceandnewlinecharacterset]];

long 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)];


if(numberofmatch >0) {
return yes;
}else {
return no;
}

break;
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;
}
break;
default:
return no;
break;
}
}