How to block emojis from entering UITextView

[@Monkeymario.]

what about in youtube live chat or comments i dont want people spamming emojis

[@azor2346]

This is a great video, thank you. I was also wondering how I would disallow new line to be entered

[@swiftarcade7632]

You would disallow new lines by removing the in the valid character set.

[@杨俊艺]

Thank you so much, I'm from China，nice to meet you，your are a nice guide(gai)

[@swiftarcade7632]

Hello China! Thank you so much. Glad you are enjoying the videos. All the best from Canada.