本文实例为大家分享了常用的ios正则表达式，供大家参考，具体内容如下
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#import "nsstring+regexcategory.h"
@implementation nsstring (regexcategory)
#pragma mark - 正则相关
- (bool)isvalidatebyregex:(nsstring *)regex{
nspredicate *pre = [nspredicate predicatewithformat:@"self matches %@",regex];
return [pre evaluatewithobject:self];
}
#pragma mark -
//手机号分服务商
- (bool)ismobilenumberclassification{
/**
* 手机号码
* 移动：134[0-8],135,136,137,138,139,150,151,157,158,159,182,187,188,1705
* 联通：130,131,132,152,155,156,185,186,1709
* 电信：133,1349,153,180,189,1700
*/
// nsstring * mobile = @"^1((3//d|5[0-35-9]|8[025-9])//d|70[059])\\d{7}$";//总况
/**
10 * 中国移动：china mobile
11 * 134[0-8],135,136,137,138,139,150,151,157,158,159,182,187,188，1705
12 */
nsstring * cm = @"^1(34[0-8]|(3[5-9]|5[017-9]|8[278])\\d|705)\\d{7}$";
/**
15 * 中国联通：china unicom
16 * 130,131,132,152,155,156,185,186,1709
17 */
nsstring * cu = @"^1((3[0-2]|5[256]|8[56])\\d|709)\\d{7}$";
/**
20 * 中国电信：china telecom
21 * 133,1349,153,180,189,1700
22 */
nsstring * ct = @"^1((33|53|8[09])\\d|349|700)\\d{7}$";
/**
25 * 大陆地区固话及小灵通
26 * 区号：010,020,021,022,023,024,025,027,028,029
27 * 号码：七位或八位
28 */
nsstring * phs = @"^0(10|2[0-5789]|\\d{3})\\d{7,8}$";
// nspredicate *regextestmobile = [nspredicate predicatewithformat:@"self matches %@", mobile];
if (([self isvalidatebyregex:cm])
|| ([self isvalidatebyregex:cu])
|| ([self isvalidatebyregex:ct])
|| ([self isvalidatebyregex:phs]))
{
return yes;
}
else
{
return no;
}
}
//手机号有效性
- (bool)ismobilenumber{
/**
* 手机号以13、15、18、170开头，8个 \d 数字字符
* 小灵通 区号：010,020,021,022,023,024,025,027,028,029 还有未设置的新区号xxx
*/
nsstring *mobilenoregex = @"^1((3\\d|5[0-35-9]|8[025-9])\\d|70[059])\\d{7}$";//除4以外的所有个位整数，不能使用[^4,\\d]匹配，这里是否ios bug?
nsstring *phsregex =@"^0(10|2[0-57-9]|\\d{3})\\d{7,8}$";
bool ret = [self isvalidatebyregex:mobilenoregex];
bool ret1 = [self isvalidatebyregex:phsregex];
return (ret || ret1);
}
//邮箱
- (bool)isemailaddress{
nsstring *emailregex = @"[a-za-z0-9._%+-]+@[a-za-z0-9.-]+\\.[a-za-z]{2,4}";
return [self isvalidatebyregex:emailregex];
}
//身份证号
- (bool) simpleverifyidentitycardnum
{
nsstring *regex2 = @"^(\\d{14}|\\d{17})(\\d|[xx])$";
return [self isvalidatebyregex:regex2];
}
//车牌
- (bool)iscarnumber{
//车牌号:湘k-de829 香港车牌号码:粤z-j499港
nsstring *carregex = @"^[\u4e00-\u9fff]{1}[a-za-z]{1}[-][a-za-z_0-9]{4}[a-za-z_0-9_\u4e00-\u9fff]$";//其中\u4e00-\u9fa5表示unicode编码中汉字已编码部分，\u9fa5-\u9fff是保留部分，将来可能会添加
return [self isvalidatebyregex:carregex];
}
- (bool)ismacaddress{
nsstring * macaddregex = @"([a-fa-f\\d]{2}:){5}[a-fa-f\\d]{2}";
return [self isvalidatebyregex:macaddregex];
}
- (bool)isvalidurl
{
nsstring *regex = @"^((http)|(https))+:[^\\s]+\\.[^\\s]*$";
return [self isvalidatebyregex:regex];
}
- (bool)isvalidchinese;
{
nsstring *chineseregex = @"^[\u4e00-\u9fa5]+$";
return [self isvalidatebyregex:chineseregex];
}
- (bool)isvalidpostalcode {
nsstring *postalregex = @"^[0-8]\\d{5}(?!\\d)$";
return [self isvalidatebyregex:postalregex];
}
- (bool)isvalidtaxno
{
nsstring *taxnoregex = @"[0-9]\\d{13}([0-9]|x)$";
return [self isvalidatebyregex:taxnoregex];
}
- (bool)isvalidwithminlenth:(nsinteger)minlenth
maxlenth:(nsinteger)maxlenth
containchinese:(bool)containchinese
firstcannotbedigtal:(bool)firstcannotbedigtal;
{
// [\u4e00-\u9fa5a-za-z0-9_]{4,20}
nsstring *hanzi = containchinese ? @"\u4e00-\u9fa5" : @"";
nsstring *first = firstcannotbedigtal ? @"^[a-za-z_]" : @"";
nsstring *regex = [nsstring stringwithformat:@"%@[%@a-za-z0-9_]{%d,%d}", first, hanzi, (int)(minlenth-1), (int)(maxlenth-1)];
return [self isvalidatebyregex:regex];
}
- (bool)isvalidwithminlenth:(nsinteger)minlenth
maxlenth:(nsinteger)maxlenth
containchinese:(bool)containchinese
containdigtal:(bool)containdigtal
containletter:(bool)containletter
containothercharacter:(nsstring *)containothercharacter
firstcannotbedigtal:(bool)firstcannotbedigtal;
{
nsstring *hanzi = containchinese ? @"\u4e00-\u9fa5" : @"";
nsstring *first = firstcannotbedigtal ? @"^[a-za-z_]" : @"";
nsstring *lengthregex = [nsstring stringwithformat:@"(?=^.{%@,%@}$)", @(minlenth), @(maxlenth)];
nsstring *digtalregex = containdigtal ? @"(?=(.*\\d.*){1})" : @"";
nsstring *letterregex = containletter ? @"(?=(.*[a-za-z].*){1})" : @"";
nsstring *characterregex = [nsstring stringwithformat:@"(?:%@[%@a-za-z0-9%@]+)", first, hanzi, containothercharacter ? containothercharacter : @""];
nsstring *regex = [nsstring stringwithformat:@"%@%@%@%@", lengthregex, digtalregex, letterregex, characterregex];
return [self isvalidatebyregex:regex];
}
#pragma mark - 算法相关
//精确的身份证号码有效性检测
+ (bool)accurateverifyidcardnumber:(nsstring *)value {
value = [value stringbytrimmingcharactersinset:[nscharacterset whitespaceandnewlinecharacterset]];
int length =0;
if (!value) {
return no;
}else {
length = (int)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;
}
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 no;
}
}
/** 银行卡号有效性问题luhn算法
* 现行 16 位银联卡现行卡号开头 6 位是 622126～622925 之间的，7 到 15 位是银行自定义的，
* 可能是发卡分行，发卡网点，发卡序号，第 16 位是校验码。
* 16 位卡号校验位采用 luhm 校验方法计算：
* 1，将未带校验位的 15 位卡号从右依次编号 1 到 15，位于奇数位号上的数字乘以 2
* 2，将奇位乘积的个十位全部相加，再加上所有偶数位上的数字
* 3，将加法和加上校验位能被 10 整除。
*/
- (bool)bankcardluhmcheck{
nsstring * lastnum = [[self substringfromindex:(self.length-1)] copy];//取出最后一位
nsstring * forwardnum = [[self substringtoindex:(self.length -1)] copy];//前15或18位
nsmutablearray * forwardarr = [[nsmutablearray alloc] initwithcapacity:0];
for (int i=0; i<forwardnum.length; i++) {
nsstring * substr = [forwardnum substringwithrange:nsmakerange(i, 1)];
[forwardarr addobject:substr];
}
nsmutablearray * forwarddescarr = [[nsmutablearray alloc] initwithcapacity:0];
for (int i = (int)(forwardarr.count-1); i> -1; i--) {//前15位或者前18位倒序存进数组
[forwarddescarr addobject:forwardarr[i]];
}
nsmutablearray * arroddnum = [[nsmutablearray alloc] initwithcapacity:0];//奇数位*2的积 < 9
nsmutablearray * arroddnum2 = [[nsmutablearray alloc] initwithcapacity:0];//奇数位*2的积 > 9
nsmutablearray * arrevennum = [[nsmutablearray alloc] initwithcapacity:0];//偶数位数组
for (int i=0; i< forwarddescarr.count; i++) {
nsinteger num = [forwarddescarr[i] intvalue];
if (i%2) {//偶数位
[arrevennum addobject:[nsnumber numberwithinteger:num]];
}else{//奇数位
if (num * 2 < 9) {
[arroddnum addobject:[nsnumber numberwithinteger:num * 2]];
}else{
nsinteger decadenum = (num * 2) / 10;
nsinteger unitnum = (num * 2) % 10;
[arroddnum2 addobject:[nsnumber numberwithinteger:unitnum]];
[arroddnum2 addobject:[nsnumber numberwithinteger:decadenum]];
}
}
}
__block nsinteger sumoddnumtotal = 0;
[arroddnum enumerateobjectsusingblock:^(nsnumber * obj, nsuinteger idx, bool *stop) {
sumoddnumtotal += [obj integervalue];
}];
__block nsinteger sumoddnum2total = 0;
[arroddnum2 enumerateobjectsusingblock:^(nsnumber * obj, nsuinteger idx, bool *stop) {
sumoddnum2total += [obj integervalue];
}];
__block nsinteger sumevennumtotal =0 ;
[arrevennum enumerateobjectsusingblock:^(nsnumber * obj, nsuinteger idx, bool *stop) {
sumevennumtotal += [obj integervalue];
}];
nsinteger lastnumber = [lastnum integervalue];
nsinteger luhmtotal = lastnumber + sumevennumtotal + sumoddnum2total + sumoddnumtotal;
return (luhmtotal%10 ==0)?yes:no;
}
- (bool)isipaddress{
nsstring *regex = [nsstring stringwithformat:@"^(\\d{1,3})\\.(\\d{1,3})\\.(\\d{1,3})\\.(\\d{1,3})$"];
nspredicate *pre = [nspredicate predicatewithformat:@"self matches %@",regex];
bool rc = [pre evaluatewithobject:self];
if (rc) {
nsarray *componds = [self componentsseparatedbystring:@","];
bool v = yes;
for (nsstring *s in componds) {
if (s.integervalue > 255) {
v = no;
break;
}
}
return v;
}
return no;
}
@end
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