NSPredicate判断手机号、邮箱、qq、重名、

#import <Foundation/Foundation.h>

@interface NSString (InputCheck)

- (BOOL) validateEmail;

- (BOOL) validateMobile;

- (BOOL) validateqq;

- (BOOL) validateRealName;

- (BOOL) validateNickName;

- (BOOL) validateUserId;

@end

//---------------------------------------------------

#import "NSString+InputCheck.h"

@implementation NSString (InputCheck)

- (BOOL) validateEmail

{

NSString *emailRegex = @"[A-Z0-9a-z._%+-][email protected][A-Za-z0-9.-]+\\.[A-Za-z]{2,4}";

NSPredicate *emailTest = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", emailRegex];

return [emailTest evaluateWithObject:self];

}

// ^[0-9]+$

- (BOOL) validateMobile

{

//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];

return [phoneTest evaluateWithObject:self];

}

- (BOOL) validateUserId

{

NSString *userIdRegex = @"^[0-9]+$";

NSPredicate *userIdPredicate = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",userIdRegex];

BOOL B = [userIdPredicate evaluateWithObject:self];

if (![self hasPrefix:@"1"] && B) {

return NO;

}

return B;

}

- (BOOL) validateqq

{

NSString *qqRegex = @"^[0-9]+$";

NSPredicate *qqTest = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",qqRegex];

return [qqTest evaluateWithObject:self];

}

- (BOOL) validateRealName

{

NSString *nicknameRegex = @"^[\u4e00-\u9fa5]{2,8}$";

NSPredicate *passWordPredicate = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",nicknameRegex];

return [passWordPredicate evaluateWithObject:self];

}

- (BOOL) validateNickName

{

NSString *userNameRegex = @"^[A-Za-z0-9\u4e00-\u9fa5]{1,24}+$";

NSPredicate *userNamePredicate = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",userNameRegex];

BOOL B = [userNamePredicate evaluateWithObject:self];

return B;

}

@end

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