-(BOOL)isSpacesExists
{
// NSString *_string = [NSString stringWithFormat:@"123 456"];
NSRange _range = [self rangeOfString:@" "];
if (_range.location != NSNotFound) {
//有空格
return YES;
}else
{ //没有空格
return NO;
}
}
-(BOOL)isSpecialCharacters
{
NSCharacterSet *ValidCharacters = [[NSCharacterSet characterSetWithCharactersInString:@"_abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"] invertedSet];
NSRange Range = [self rangeOfCharacterFromSet:ValidCharacters];
if (Range.location != NSNotFound)
{
NSLog(@"包含特殊字符");
}
return Range.location!=NSNotFound;
}