pub unsafe static kCTUnderlineStyleAttributeName: &'static CFStringAvailable on crate feature
CTStringAttributes only.Expand description
Allows the setting of an underline to be applied at render time.
Value must be a CFNumberRef. Default is kCTUnderlineStyleNone. Set a value of something other than kCTUnderlineStyleNone to draw an underline. In addition, the CTUnderlineStyleModifiers can be used to modify the look of the underline. The underline color will be determined by the text’s foreground color unless otherwise specified by kCTUnderlineColorAttributeName.
See also Apple’s documentation