Fix#17514
Given the comments I've adjusted this somewhat. The numbers of characters detected are increased and include things like the use of U+300 to make à instead of à and non-breaking spaces.
There is a button which can be used to escape the content to show it.
Signed-off-by: Andrew Thornton <[email protected]>
Co-authored-by: Gwyneth Morgan <[email protected]>
Co-authored-by: silverwind <[email protected]>
Co-authored-by: wxiaoguang <[email protected]>