Input (typing) feature
Check:
- normal typing,
- typing into non-collapsed selection,
- typing when the entire content is selected - new content should be wrapped in a paragraph.
IME
- Hiragana,
- Spanish-ISO: accent (it's under
') + "a",
- MacOS: long "a" press (accent balloon).
Undo
- undo step = 20,
- additional step marks:
- changing the selection,
- applying inline style to collapsed selection,
- any other changes.
Misc
- spell checker,
- Safari: autocorrection balloon.