验证姓名（长度为2～16、可有分隔符•、必须为汉字）、邮箱、有效身份证

- (BOOL)nameIScorrect:(NSString*)name

{

    if (name.length > 16 || name.length < 2) {//长度2-16

        return NO;

    }

    for (int j = 0; j < name.length; j ++) {

        UniChar chr = [name characterAtIndex:j];

       if(chr < 0x4e00 || chr > 0x9fa5)//unicode中文编码范围是0x4e00~0x9fa5  也有用u4e00~u9fff

       {

          // if (chr != 0x2022) {//不为分格符 •  不同键盘值不一样

          //     return NO;

          // }

           if (![[name substringWithRange:NSMakeRange(j, 1)] isEqualToString:@"•"] && ![[name substringWithRange:NSMakeRange(j, 1)]        isEqualToString:@"·"]) {

                return NO;

            }

       }

    }

    returnYES;

}

- (BOOL)identityIScorrect:(NSString*)birthday

{

    int sum = 0;

    int weith[17] = {7,9,10,5,8,4,2,1,6,3,7,9,10,5,8,4,2};

    for (int i = 0; i < birthday.length - 1; i++) {

        NSString *itemString = [birthday substringWithRange:NSMakeRange(i,1)];

        sum += weith[i]*[itemString integerValue];

    }

    int num = sum%11;

    char checkCard[11] = {'1', '0','X', '9', '8', '7', '6', '5', '4', '3', '2'};

    char lastChar = [birthday characterAtIndex:birthday.length - 1];

    if (num == 2 && lastChar == 'x') {

        

        return YES;

    }

    if (checkCard[num] == lastChar) {

        return YES;

    }

    

    returnNO;

}

 

#pragma mark 验证邮箱

- (BOOL)isValidateEmail:(NSString *)email {

    NSString *strRegex = @"[A-Z0-9a-z._%+-]+@[A-Za-z0-9.-]+\\.[A-Za-z]{1,5}";

    NSPredicate *predicate = [NSPredicatepredicateWithFormat:@"SELF MATCHES %@", strRegex];

    

    return [predicate evaluateWithObject:email];

}