Static kCTFontFeaturesAttribute 

pub unsafe static kCTFontFeaturesAttribute: &'static CFString

Available on crate feature CTFontDescriptor only.

kCTFontFeaturesAttribute

The array of font features.

This key is used to specify or obtain the font features for a font reference. The value associated with this key is a CFArrayRef of font feature dictionaries as documented for CTFontCopyFeatures() in <CoreText /CTFont.h>. Unlike the result of CTFontCopyFeatures(), this attribute does not contain localized names.

See also: CTFontCopyFeatures

See also Apple’s documentation