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iOS判断是否是手机号/身份证/邮箱/车牌/网址/纯汉字等

2017-04-10 10:10 357 查看

'.h'文件

由于都是判断字符串，所以写一个'NSString'的分类

@interface NSString (STRegex)
///////////////////////////// 正则表达式相关  ///////////////////////////////
/** 邮箱验证 */
- (BOOL)isValidEmail;
/** 手机号码验证 */
- (BOOL)isValidPhoneNum;
/** 车牌号验证 */
- (BOOL)isValidCarNo;
/** 网址验证 */
- (BOOL)isValidUrl;
/** 邮政编码 */
- (BOOL)isValidPostalcode;
/** 纯汉字 */
- (BOOL)isValidChinese;

/**
@brief     是否符合IP格式，xxx.xxx.xxx.xxx
*/
- (BOOL)isValidIP;

/** 身份证验证*/
- (BOOL)isValidIdCardNum;

/**
@brief     是否符合最小长度、最长长度，是否包含中文,首字母是否可以为数字
@param     minLenth 账号最小长度
@param     maxLenth 账号最长长度
@param     containChinese 是否包含中文
@param     firstCannotBeDigtal 首字母不能为数字
@return    正则验证成功返回YES, 否则返回NO
*/
- (BOOL)isValidWithMinLenth:(NSInteger)minLenth
maxLenth:(NSInteger)maxLenth
containChinese:(BOOL)containChinese
firstCannotBeDigtal:(BOOL)firstCannotBeDigtal;

/**
@brief     是否符合最小长度、最长长度，是否包含中文,数字，字母，其他字符，首字母是否可以为数字
@param     minLenth 账号最小长度
@param     maxLenth 账号最长长度
@param     containChinese 是否包含中文
@param     containDigtal   包含数字
@param     containLetter   包含字母
@param     containOtherCharacter   其他字符
@param     firstCannotBeDigtal 首字母不能为数字
@return    正则验证成功返回YES, 否则返回NO
*/
- (BOOL)isValidWithMinLenth:(NSInteger)minLenth
maxLenth:(NSInteger)maxLenth
containChinese:(BOOL)containChinese
containDigtal:(BOOL)containDigtal
containLetter:(BOOL)containLetter
containOtherCharacter:(NSString *)containOtherCharacter
firstCannotBeDigtal:(BOOL)firstCannotBeDigtal;

/** 去掉两端空格和换行符 */
- (NSString *)stringByTrimmingBlank;

/** 去掉html格式 */
- (NSString *)removeHtmlFormat;

/** 工商税号 */
- (BOOL)isValidTaxNo;

'.m'文件

p.p1 {margin: 0.0px 0.0px 0.0px 0.0px; font: 13.0px Courier; color: #ffffff; min-height: 16.0px}p.p2 {margin: 0.0px 0.0px 0.0px 0.0px; font: 13.0px Courier; color: #ff4647}p.p3 {margin: 0.0px 0.0px 0.0px 0.0px; font: 13.0px Courier; color: #ffffff}p.p4 {margin: 0.0px 0.0px 0.0px 0.0px; font: 13.0px Courier; color: #4bd156}p.p5 {margin: 0.0px 0.0px 0.0px 0.0px; font: 13.0px Courier; color: #00b1ff}p.p6 {margin: 0.0px 0.0px 0.0px 0.0px; font: 12.0px Courier; color: #44bf50; color: rgba(68, 191, 80, 0.8)}p.p7 {margin: 0.0px 0.0px 0.0px 0.0px; font: 12.0px 'PingFang SC'; color: #44bf50; color: rgba(68, 191, 80, 0.8)}p.p8 {margin: 0.0px 0.0px 0.0px 0.0px; font: 13.0px Courier; color: #88fa19}p.p9 {margin: 0.0px 0.0px 0.0px 0.0px; font: 13.0px Courier; color: #de38a5}p.p10 {margin: 0.0px 0.0px 0.0px 0.0px; font: 13.0px Courier; color: #527eff}p.p11 {margin: 0.0px 0.0px 0.0px 0.0px; font: 13.0px Courier; color: #44bf50; color: rgba(68, 191, 80, 0.8)}p.p12 {margin: 0.0px 0.0px 0.0px 0.0px; font: 13.0px 'PingFang SC'; color: #4bd156}span.s1 {font-variant-ligatures: no-common-ligatures}span.s2 {font-variant-ligatures: no-common-ligatures; color: #eb905a}span.s3 {font-variant-ligatures: no-common-ligatures; color: #de38a5}span.s4 {font: 13.0px 'PingFang SC'; font-variant-ligatures: no-common-ligatures}span.s5 {font-variant-ligatures: no-common-ligatures; color: #34adff}span.s6 {font-variant-ligatures: no-common-ligatures; color: #00b1ff}span.s7 {font-variant-ligatures: no-common-ligatures; color: #ff4647}span.s8 {font-variant-ligatures: no-common-ligatures; color: #ffffff}span.s9 {font: 12.0px 'PingFang SC'; font-variant-ligatures: no-common-ligatures}span.s10 {font: 13.0px Courier; font-variant-ligatures: no-common-ligatures; color: #ffffff}span.s11 {font: 12.0px Courier; font-variant-ligatures: no-common-ligatures}span.s12 {font-variant-ligatures: no-common-ligatures; color: #8b87ff}span.s13 {font-variant-ligatures: no-common-ligatures; color: #4bd156}span.s14 {font: 13.0px 'PingFang SC'; font-variant-ligatures: no-common-ligatures; color: #4bd156}span.s15 {font-variant-ligatures: no-common-ligatures; color: #527eff}span.s16 {font: 12.0px Courier; font-variant-ligatures: no-common-ligatures; color: rgba(68, 191, 80, 0.8)}span.s17 {font: 12.0px 'PingFang SC'; font-variant-ligatures: no-common-ligatures; color: rgba(68, 191, 80, 0.8)}span.s18 {font: 13.0px Courier; font-variant-ligatures: no-common-ligatures}span.s19 {font: 13.0px 'Apple Symbols'; font-variant-ligatures: no-common-ligatures; color: #ff4647}span.s20 {font: 13.0px Monaco; font-variant-ligatures: no-common-ligatures; color: #ff4647}span.s21 {font: 13.0px 'Lucida Grande'; font-variant-ligatures: no-common-ligatures; color: #ff4647}span.s22 {font: 13.0px 'Courier New'; font-variant-ligatures: no-common-ligatures; color: #ff4647}span.s23 {font: 13.0px 'Arial Unicode MS'; font-variant-ligatures: no-common-ligatures; color: #ff4647}

#import "NSString+STRegex.h"

@implementation NSString (STRegex)

///////////////////////////// 正则表达式相关  ///////////////////////////////

- (BOOL)isValidateWithRegex:(NSString *)regex
{
NSPredicate *pre = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", regex];
return [pre evaluateWithObject:self];
}

/* 邮箱验证 MODIFIED BY HELENSONG */
- (BOOL)isValidEmail
{
NSString *emailRegex = @"[A-Z0-9a-z._%+-]+@[A-Za-z0-9.-]+\\.[A-Za-z]{2,4}";
NSPredicate *emailTest = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", emailRegex];
return [emailTest evaluateWithObject:self];
}

/* 手机号码验证 MODIFIED BY HELENSONG */
- (BOOL)isValidPhoneNum
{
//手机号以13， 15，18开头，八个 \d 数字字符
NSString *phoneRegex = @"^((13[0-9])|(147)|(15[^4,\\D])|(17[0-9])|(18[0,0-9]))\\d{8}$";
NSPredicate *phoneTest = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",phoneRegex];
return [phoneTest evaluateWithObject:self];
}

/* 车牌号验证 MODIFIED BY HELENSONG */
- (BOOL)isValidCarNo
{
NSString *carRegex = @"^[A-Za-z]{1}[A-Za-z_0-9]{5}$";
NSPredicate *carTest = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",carRegex];
return [carTest evaluateWithObject:self];
}

/** 网址验证 */
- (BOOL)isValidUrl
{
NSString *regex = @"^((http)|(https))+:[^\\s]+\\.[^\\s]*$";
return [self isValidateWithRegex:regex];
}

/** 邮政编码 */
- (BOOL)isValidPostalcode {
NSString *phoneRegex = @"^[0-8]\\d{5}(?!\\d)$";
NSPredicate *phoneTest = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",phoneRegex];
return [phoneTest evaluateWithObject:self];
}

/** 纯汉字 */
- (BOOL)isValidChinese;
{
NSString *phoneRegex = @"^[\u4e00-\u9fa5]+$";
NSPredicate *phoneTest = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",phoneRegex];
return [phoneTest evaluateWithObject:self];
}

- (BOOL)isValidIP;
{
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;
}

/** 身份证验证 refer to http://blog.csdn.net/afyzgh/article/details/16965107 */
- (BOOL)isValidIdCardNum
{
NSString *value = [self copy];
value = [value stringByReplacingOccurrencesOfString:@"X" withString:@"x"];
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 NO;
}
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|20[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|20[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)] uppercaseString]]) {
return YES;// 检测ID的校验位
}else {
return NO;
}
}else {
return NO;
}

default:
return NO;
}
return NO;
}

- (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)];
NSPredicate *pre = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",regex];
return [pre evaluateWithObject:self];
}

- (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];
NSPredicate *pre = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",regex];
return [pre evaluateWithObject:self];
}

/** 去掉两端空格和换行符 */
- (NSString *)stringByTrimmingBlank
{
return [self stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];
}

/** 去掉html格式 */
- (NSString *)removeHtmlFormat;
{
NSString *str = [NSString stringWithFormat:@"%@", self];

NSError *error;
NSRegularExpression *regex = [NSRegularExpression regularExpressionWithPattern:@"<[^>]*>" options:NSRegularExpressionCaseInsensitive error:&error];
if (!error) {
str = [regex stringByReplacingMatchesInString:str options:0 range:NSMakeRange(0, str.length) withTemplate:@"$2$1"];
} else {
NSLog(@"%@", error);
}

NSArray *html_code = @[
@"\"", @"'", @"&", @"<", @">",
@"", @"¡", @"¢", @"£", @"¤",
@"¥", @"¦", @"§", @"¨", @"©",
@"ª", @"«", @"¬", @"", @"®",
@"¯", @"°", @"±", @"²", @"³",

@"´", @"µ", @"¶", @"·", @"¸",
@"¹", @"º", @"»", @"¼", @"½",
@"¾", @"¿", @"×", @"÷", @"À",
@"Á", @"Â", @"Ã", @"Ä", @"Å",
@"Æ", @"Ç", @"È", @"É", @"Ê",

@"Ë", @"Ì", @"Í", @"Î", @"Ï",
@"Ð", @"Ñ", @"Ò", @"Ó", @"Ô",
@"Õ", @"Ö", @"Ø", @"Ù", @"Ú",
@"Û", @"Ü", @"Ý", @"Þ", @"ß",
@"à", @"á", @"â", @"ã", @"ä",

@"å", @"æ", @"ç", @"è", @"é",
@"ê", @"ë", @"ì", @"í", @"î",
@"ï", @"ð", @"ñ", @"ò", @"ó",
@"ô", @"õ", @"ö", @"ø", @"ù",
@"ú", @"û", @"ü", @"ý", @"þ",

@"ÿ", @"∀", @"∂", @"∃", @"∅",
@"∇", @"∈", @"∉", @"∋", @"∏",
@"∑", @"−", @"∗", @"√", @"∝",
@"∞", @"∠", @"∧", @"∨", @"∩",
@"∪", @"∫", @"∴", @"∼", @"≅",

@"≈", @"≠", @"≡", @"≤", @"≥",
@"⊂", @"⊃", @"⊄", @"⊆", @"⊇",
@"⊕", @"⊗", @"⊥", @"⋅", @"Α",
@"Β", @"Γ", @"Δ", @"Ε", @"Ζ",
@"Η", @"Θ", @"Ι", @"Κ", @"Λ",

@"Μ", @"Ν", @"Ξ", @"Ο", @"Π",
@"Ρ", @"Σ", @"Τ", @"Υ", @"Φ",
@"Χ", @"Ψ", @"Ω", @"α", @"β",
@"γ", @"δ", @"ε", @"ζ", @"η",
@"θ", @"ι", @"κ", @"λ", @"μ",

@"ν", @"ξ", @"ο", @"π", @"ρ",
@"ς", @"σ", @"τ", @"υ", @"φ",
@"χ", @"ψ", @"ω", @"ϑ", @"ϒ",
@"ϖ", @"Œ", @"œ", @"Š", @"š",
@"Ÿ", @"ƒ", @"ˆ", @"˜", @"",

@"", @"", @"", @"", @"",
@"", @"–", @"—", @"‘", @"’",
@"‚", @"“", @"”", @"„", @"†",
@"‡", @"•", @"…", @"‰", @"′",
@"″", @"‹", @"›", @"‾", @"€",

@"™", @"←", @"↑", @"→", @"↓",
@"↔", @"↵", @"⌈", @"⌉", @"⌊",
@"⌋", @"◊", @"♠", @"♣", @"♥",
@"♦",
];
NSArray *code = @[
@""", @"'", @"&", @"<", @">",
@" ", @"¡", @"¢", @"£", @"¤",
@"¥", @"¦", @"§", @"¨", @"©",
@"ª", @"«", @"¬", @"", @"®",
@"¯", @"°", @"±", @"²", @"³",

@"´", @"µ", @"¶", @"·", @"¸",
@"¹", @"º", @"»", @"¼", @"½",
@"¾", @"¿", @"×", @"÷", @"À",
@"Á", @"Â", @"Ã", @"Ä", @"Å",
@"Æ", @"Ç", @"È", @"É", @"Ê",

@"Ë", @"Ì", @"Í", @"Î", @"Ï",
@"Ð", @"Ñ", @"Ò", @"Ó", @"Ô",
@"Õ", @"Ö", @"Ø", @"Ù", @"Ú",
@"Û", @"Ü", @"Ý", @"Þ", @"ß",
@"à", @"á", @"â", @"ã", @"ä",

@"å", @"æ", @"ç", @"è", @"é",
@"ê", @"ë", @"ì", @"í", @"î",
@"ï", @"ð", @"ñ", @"ò", @"ó",
@"ô", @"õ", @"ö", @"ø", @"ù",
@"ú", @"û", @"ü", @"ý", @"þ",

@"ÿ", @"∀", @"∂", @"&exists;", @"∅",
@"∇", @"∈", @"∉", @"∋", @"∏",
@"∑", @"−", @"∗", @"√", @"∝",
@"∞", @"∠", @"∧", @"∨", @"∩",
@"∪", @"∫", @"∴", @"∼", @"≅",

@"≈", @"≠", @"≡", @"≤", @"≥",
@"⊂", @"⊃", @"⊄", @"⊆", @"⊇",
@"⊕", @"⊗", @"⊥", @"⋅", @"Α",
@"Β", @"Γ", @"Δ", @"Ε", @"Ζ",
@"Η", @"Θ", @"Ι", @"Κ", @"Λ",

@"Μ", @"Ν", @"Ξ", @"Ο", @"Π",
@"Ρ", @"Σ", @"Τ", @"Υ", @"Φ",
@"Χ", @"Ψ", @"Ω", @"α", @"β",
@"γ", @"δ", @"ε", @"ζ", @"η",
@"θ", @"ι", @"κ", @"λ", @"μ",

@"ν", @"ξ", @"ο", @"π", @"ρ",
@"ς", @"σ", @"τ", @"υ", @"φ",
@"χ", @"ψ", @"ω", @"ϑ", @"ϒ",
@"ϖ", @"Œ", @"œ", @"Š", @"š",
@"Ÿ", @"ƒ", @"ˆ", @"˜", @" ",

@" ", @" ", @"‌", @"‍", @"‎",
@"‏", @"–", @"—", @"‘", @"’",
@"‚", @"“", @"”", @"„", @"†",
@"‡", @"•", @"…", @"‰", @"′",
@"″", @"‹", @"›", @"‾", @"€",

@"™", @"←", @"↑", @"→", @"↓",
@"↔", @"↵", @"⌈", @"⌉", @"⌊",
@"⌋", @"◊", @"♠", @"♣", @"♥",
@"♦",
];
//    NSArray *code_hex = @[
//                          @""", @"'", @"&", @"<", @">",
//                          @" ", @"¡", @"¢", @"£", @"¤",
//                          @"¥", @"¦", @"§", @"¨", @"©",
//                          @"ª", @"«", @"¬", @"", @"®",
//                          @"¯", @"°", @"±", @"²", @"³",
//
//                          @"´", @"µ", @"¶", @"·", @"¸",
//                          @"¹", @"º", @"»", @"¼", @"½",
//                          @"¾", @"¿", @"×", @"÷", @"À",
//                          @"Á", @"Â", @"Ã", @"Ä", @"Å",
//                          @"Æ", @"Ç", @"È", @"É", @"Ê",
//
//                          @"Ë", @"Ì", @"Í", @"Î", @"Ï",
//                          @"Ð", @"Ñ", @"Ò", @"Ó", @"Ô",
//                          @"Õ", @"Ö", @"Ø", @"Ù", @"Ú",
//                          @"Û", @"Ü", @"Ý", @"Þ", @"ß",
//                          @"à", @"á", @"â", @"ã", @"ä",
//
//                          @"å", @"æ", @"ç", @"è", @"é",
//                          @"ê", @"ë", @"ì", @"í", @"î",
//                          @"ï", @"ð", @"ñ", @"ò", @"ó",
//                          @"ô", @"õ", @"ö", @"ø", @"ù",
//                          @"ú", @"û", @"ü", @"ý", @"þ",
//
//                          @"ÿ", @"∀", @"∂", @"∃", @"∅",
//                          @"∇", @"∈", @"∉", @"∋", @"∏",
//                          @"∑", @"−", @"∗", @"√", @"∝",
//                          @"∞", @"∠", @"∧", @"∨", @"∩",
//                          @"∪", @"∫", @"∴", @"∼", @"≅",
//
//                          @"≈", @"≠", @"≡", @"≤", @"≥",
//                          @"⊂", @"⊃", @"⊄", @"⊆", @"⊇",
//                          @"⊕", @"⊗", @"⊥", @"⋅", @"Α",
//                          @"Β", @"Γ", @"Δ", @"Ε", @"Ζ",
//                          @"Η", @"Θ", @"Ι", @"Κ", @"Λ",
//
//                          @"Μ", @"Ν", @"Ξ", @"Ο", @"Π",
//                          @"Ρ", @"Σ", @"Τ", @"Υ", @"Φ",
//                          @"Χ", @"Ψ", @"Ω", @"α", @"β",
//                          @"γ", @"δ", @"ε", @"ζ", @"η",
//                          @"θ", @"ι", @"κ", @"Λ", @"μ",
//
//                          @"Ν", @"ξ", @"ο", @"π", @"ρ",
//                          @"ς", @"σ", @"τ", @"υ", @"φ",
//                          @"χ", @"ψ", @"ω", @"ϑ", @"ϒ",
//                          @"ϖ", @"Œ", @"œ", @"Š", @"š",
//                          @"Ÿ", @"ƒ", @"ˆ", @"˜", @" ",
//
//                          @" ", @" ", @"‌", @"‍", @"‎",
//                          @"‏", @"–", @"—", @"‘", @"’",
//                          @"‚", @"“", @"”", @"„", @"†",
//                          @"‡", @"•", @"…", @"‰", @"′",
//                          @"″", @"‹", @"›", @"‾", @"€",
//
//                          @"™", @"←", @"↑", @"→", @"↓",
//                          @"↔", @"↵", @"⌈", @"⌉", @"⌊",
//                          @"⌋", @"◊", @"♠", @"♣", @"♥",
//                          @"♦",
//                          ];
//
NSInteger idx = 0;
for (NSString *obj in code) {
str = [str stringByReplacingOccurrencesOfString:(NSString *)obj withString:html_code[idx]];
idx++;
}
return str;
}

/** 工商税号 */
- (BOOL)isValidTaxNo
{
NSString *emailRegex = @"[0-9]\\d{13}([0-9]|X)$";
NSPredicate *emailTest = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", emailRegex];
return [emailTest evaluateWithObject:self];
}

@end

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