Emits a change event with if it is checked. Note that when you select one in a group, that one will emit changed with value == true, and the previous one will emit changed with value == false right before. A button group may catch this and change the event.
Please note that the ampersand (&) character gets special treatment as described on this page https://docs.microsoft.com/en-us/windows/win32/menurc/common-control-parameters?redirectedfrom=MSDN
Use double-ampersand, "First && Second", to be displayed as a single one, "First & Second".
The ampersand behavior was always the case on Windows, but it wasn't until June 15, 2021 when Linux was changed to match it and the documentation updated to reflect it.
Creates a radio button with an associated label. These are usually put inside a Fieldset.