Floating Toolbar

The floating toolbar provides quick access to formatting options and actions for selected text.
How to use the floating toolbar:
Select any text to invoke the floating toolbar.
With the floating toolbar, you can:
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Add a comment to the selected text
Turn a block type into another one
Apply text formatting: bold, italic, underline, strikethrough, code
Try selecting some text below to see the floating toolbar in action:
Bold text, italic text, underlined text, and combined formatting.