Returns the appearance name that most closely matches the current appearance object.
- macOS 10.14+
An array of appearance names, representing the appearances that your app supports.
The name of the appearance that most closely matches the current appearance object.
You can use this method in situations where your app doesn't fully support the current appearance, but supports a different appearance object that has similar qualities. This method returns the name from the
appearances array that comes closest to matching the current appearance object's attributes.