iOS 验证特殊字符，身份证，邮箱，号码，用户名等

//1、数字字符校验

#define NUMBERSPERIOD @"0123456789."
+ (BOOL)checkNumber:(NSString *)string
{

    NSCharacterSet*cs;

    cs =[[NSCharacterSet
characterSetWithCharactersInString:NUMBERSPERIOD]invertedSet];

    NSString *filtered = [[string
componentsSeparatedByCharactersInSet:cs]componentsJoinedByString:@""];
   
BOOL basicTest = [string
isEqualToString:filtered];
   
return basicTest;
}

//2、判断用户名，在2－16位

+ (BOOL)checkName:(NSString *)_text
{

    NSString *Regex =
@"^\\w{2,16}{1}quot";
   
NSPredicate *Test = [NSPredicate
predicateWithFormat:@"SELF MATCHES %@", Regex];
   
return [Test evaluateWithObject:_text];
}

/*手机号码验证 MODIFIED BY HELENSONG*/
+ (BOOL) checkMobile:(NSString *)mobile
{

    //手机号以13， 15，18开头，八个
\d 数字字符

    NSString *phoneRegex =
@"^((13[0-9])|(15[^4,\\D])|(18[0,0-9]))\\d{8}$";
   
NSPredicate *phoneTest = [NSPredicate
predicateWithFormat:@"SELF MATCHES %@",phoneRegex];

    //    NSLog(@"phoneTest is %@",phoneTest);
   
return [phoneTest
evaluateWithObject:mobile];
}

//4、判断邮箱

+ (BOOL)checkEmail:(NSString  *)_text
{

    NSString *Regex =
@"[A-Z0-9a-z._%+-]+@[A-Za-z0-9.-]+\\.[A-Za-z]{2,4}";
   
NSPredicate *Test = [NSPredicate
predicateWithFormat:@"SELF MATCHES %@", Regex];
   
return [Test evaluateWithObject:_text];
}

//5、判断密码，6－20位

+ (BOOL)checkPassWord:(NSString  *)_text
{

    //    NSString *Regex = @"\\w{6,20}";

//    NSPredicate *Test = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", Regex];

//    return [Test evaluateWithObject:_text];
   
NSLog(@"------   %d",[_text
length]);
   
if ([_text length] >=
6 && [_text length] <=
20) {
       
return YES;
    }

    

    return
NO;

    
}

//6. 身份证号，15位  18位

+ (BOOL)checkIDCardBaseFormate:(NSString  *)_text
{

    NSString *Regex =
@"^(\\d{15}$|^\\d{18}$|^\\d{17}(\\d|X|x))$" ;

   
NSPredicate *Test = [NSPredicate
predicateWithFormat:@"SELF MATCHES %@", Regex];
   
return [Test evaluateWithObject:_text];
}

+(BOOL) checkIDCard :(NSString*) idCard{
   
int num = idCard.length;   
//身份证位数
   
Boolean num15 = num ==
15;

    if(![self
checkIDCardBaseFormate:idCard]){
       
NSLog(@"不是身份证号");
       
return NO;             
//不是身份证号
    }
   
else if(num15){
       
NSMutableString *String =[[NSMutableString
alloc] initWithString:idCard];
        [String
insertString:@"19"
atIndex:6];
        idCard = String;
    }

    

    NSString * address =
@"11x22x35x44x53x12x23x36x45x54x13x31x37x46x61x14x32x41x50x62x15x33x42x51x63x21x34x43x52x64x65x71x81x82x91"; 
//省份校验码

    
   
NSRange range = [address
rangeOfString:[idCard substringToIndex:2]];
   
if(range.length ==
0){
       
NSLog(@"省份验证失败");
       
return NO;             
//没有匹配到省份
    }

    
   
NSString *brithYear = [idCard
substringWithRange:NSMakeRange(6,
2)];
   
NSString *brithMonth = [idCard
substringWithRange:NSMakeRange(10,
2)];
   
NSString *brithDay = [idCard
substringWithRange:NSMakeRange(12,
2)];

    
   
if(![brithYear isEqualToString:@"19"] && ![brithYear
isEqualToString:@"20"]){
       
NSLog(@"生日年份验证失败");
       
return NO;
    }
   
if([brithMonth intValue] <1 || [brithMonth
intValue] >12){
       
NSLog(@"生日月份验证失败");
       
return NO;
    }
   
if([brithDay intValue] <1 || [brithDay
intValue] >31){
       
NSLog(@"生日日期验证失败");
       
return NO;
    }

    

    NSArray *arrVarifyCode = [@"1,0,x,9,8,7,6,5,4,3,2"
componentsSeparatedByString:@","];

    NSArray *wi = [@"7,9,10,5,8,4,2,1,6,3,7,9,10,5,8,4,2"
componentsSeparatedByString:@","];
   
int sum = 0;
   
for(int i=0;i<17;i++){
       
NSString *temp =[idCard
substringWithRange:NSMakeRange(i,1)];
        sum += [wi[i]
intValue] * [temp
intValue];
    }
   
int y = sum % 11;
   
if(!num15){

        if(![arrVarifyCode[y]
isEqualToString:[[idCard substringFromIndex:17]
lowercaseString]])
        {
           
NSLog(@"校验码验证失败");
           
return NO;     
//校验码验证失败
        }
    }
   
NSLog(@"验证成功");

    return
YES;
}

//判断固话    *
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
+ (BOOL)checkConTel:(NSString *)_text
{

    NSString * Regex =
@"^0(10|2[0-5789]|\\d{3})\\d{7,8}$";
   
NSPredicate *Test = [NSPredicate
predicateWithFormat:@"SELF MATCHES %@", Regex];
   
return [Test evaluateWithObject:_text];
}

////***关键方法

+(BOOL)isIncludeSpecialCharact: (NSString *)str {

    

    //***需要过滤的特殊字符：~￥#&*<>《》()[]{}【】^@/￡¤￥|§¨「」『』￠￢￣~@#￥&*（）——+|《》$_€。

    

    NSRange urgentRange = [str
rangeOfCharacterFromSet: [NSCharacterSet
characterSetWithCharactersInString: @"~￥#&*<>《》()[]{}【】^@/￡¤￥|§¨「」『』￠￢￣~@#￥&*（）——+|《》$_€"]];

    
   
if (urgentRange.location ==
NSNotFound)

        
    {

        
       
return NO;

        
    }    

    

    return
YES;

    
}

+ (BOOL)checkTureName:(NSString *)str
{

    if ([self
isIncludeSpecialCharact:str]) {
       
return NO;
    }
   
if ([str length] >
10) {  
       
return NO;
    }

    

    return
YES;
}