kCTFontVariationAxisNameKey Key to get the localized variation axis name string. Declarationlet kCTFontVariationAxisNameKey: CFString See AlsoConstantskCTFontVariationAxisIdentifierKeykCTFontVariationAxisMinimumValueKeykCTFontVariationAxisMaximumValueKeykCTFontVariationAxisDefaultValueKeykCTFontVariationAxisHiddenKey