原文地址：http://blog.csdn.net/h643342713/article/details/52241832
1.验证邮箱
+(BOOL)validateEmail:(NSString*)email{
NSString *emailString = @"[A-Z0-9a-z._% -] @[A-Za-z0-9.-] \\.[A-Za-z]{2,4}";
NSPredicate *emailPredicate = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", emailString];
return [emailPredicate evaluateWithObject:email];
}
2.验证手机号
+(BOOL)validatePhonoNum:(NSString *)phono{
//手机号以13， 15，17，18开头，八个 \d 数字字符
NSString *phoneString = @"^((13[0-9])|(15[^4,\\D]) |(17[0,0-9])|(18[0,0-9]))\\d{8}$";
NSPredicate *phonePredicate = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", phoneString];
return [phonePredicate evaluateWithObject:phono];
}
3.验证车牌号
+(BOOL)validateCarNum:(NSString* )car{
NSString *carString = @"^[A-Za-z]{1}[A-Za-z_0-9]{5}$";
NSPredicate *carPredicate = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", carString];
return [carPredicate evaluateWithObject:car];
}
4.用户名
+ (BOOL)validateUserName:(NSString*)name {
NSString *userNameRegex = @"^[A-Za-z0-9]{6,20}+$";
NSPredicate *userNamePredicate = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",userNameRegex];
BOOL peopleName = [userNamePredicate evaluateWithObject:name];
return peopleName;
}
5.密码
+ (BOOL)validatePassword:(NSString*)passWord {
NSString *passWordRegex = @"^[a-zA-Z0-9]{6,20}+$";
NSPredicate*passWordPredicate = [NSPredicate predicateWithFormat:@"SELF MATCHES%@",passWordRegex];
return [passWordPredicate evaluateWithObject:passWord];
}
6.昵称
+ (BOOL)validateNickname:(NSString*)nickname {
NSString *nicknameRegex = @"^[\u4e00-\u9fa5]{4,8}$";
NSPredicate*passWordPredicate = [NSPredicate predicateWithFormat:@"SELF MATCHES%@",nicknameRegex];
return [passWordPredicate evaluateWithObject:nickname];
}
原文：http://www.cnblogs.com/Hakim/p/5806598.html