font actual font ?-displayof window? ?option?
Returns information about the the actual attributes that are obtained when font is used on window 's display; the actual attributes obtained may differ from the attributes requested due to platform-dependant limitations, such as the availability of font families and pointsizes. font is a font description; see FONT DESCRIPTIONS below. If the window argument is omitted, it defaults to the main window. If option is specified, returns the value of that attribute; if it is omitted, the return value is a list of all the attributes and their values. See FONT OPTIONS below for a list of the possible attributes.
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