摘要：
UITextField 限制输入字数方法一- (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string{ if (range.location>= 11) return NO; returnYES;}方法二- (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacemen.. 阅读全文
