一些正则校验,判断邮箱,手机号码,车牌号,身份证号,网址,账号,密码,ip,去掉html格式,工商税号等。
// 判断邮箱isValid = [text isValidEmail];// 判断手机号码isValid = [text isValidPhoneNum];// 判断ipisValid = [text isValidIP];// 判断身份证号isValid = [text isValidIdCardNum];// 判断账号isValid = [text isValidWithMinLenth:4 maxLenth:12 containChinese:NO firstCannotBeDigtal:YES];// 去掉html格式text = [text removeHtmlFormat];// 工商税号isValid = [text isValidTaxNo];
封装文件:
.h
#import@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;@end
.m
#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*/- (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