#import "UITextField+LXDValidate.h"
@implementation UITextField (LXDValidate)
- (BOOL)isEmpty
{
return self.text.length == ;
}
- (BOOL)validateEmail
{
return [self validateWithRegExp: @"^[a-zA-Z-]{,}@[a-z-A-Z]{,}\\.[a-zA-Z]{,}$"];
}
- (BOOL)validateAuthen
{
return [self validateWithRegExp: @"^\\d{,}$"];
}
- (BOOL)validatePassword
{
NSString * length = @"^\\w{,}$";    //长度
NSString * number = @"^\\w*\\d+\\w*$";   //数字
NSString * lower = @"^\\w*[a-z]+\\w*$";   //小写字母
NSString * upper = @"^\\w*[A-Z]+\\w*$";  //大写字母
return [self validateWithRegExp: length] && [self validateWithRegExp: number] && [self validateWithRegExp: lower] && [self validateWithRegExp: upper];
}
- (BOOL)validatePhoneNumber
{
NSString * reg = @"^\\d{}$";
return [self validateWithRegExp: reg];
}
- (BOOL)validateWithRegExp: (NSString *)regExp
{
NSPredicate * predicate = [NSPredicate predicateWithFormat: @"SELF MATCHES %@", regExp];
return [predicate evaluateWithObject: self.text];
}
@end