屏蔽emoji表情输入

文章目录

很多时候我们的输入不需要emoji表情，TextFilld输入时先判断不反回给编辑框，即可拦截

- (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString*)string{
   DLog(@"[[UITextInputMode currentInputMode]primaryLanguage] is %@",);
   if ([[[UITextInputMode currentInputMode]primaryLanguage] isEqualToString:@"emoji"]) {
       return NO;
   }
   return YES;
}