Instance Property
canonicalTag
The four-character tag representing the axis type.
Declaration
var canonicalTag: OTAxisTag? { get }Declaration
@property (nonatomic, readonly) OTAxisTag canonicalTag;Declaration
canonicalTag() -> OTAxisTagDiscussion
Returns nil, if the tag specified by axisTag is not OpenType compliant even when truncated or padded with spaces to a length of four characters.