pub fn chromatic_scale_degree(&self) -> usize {
        match self {
            NoteName::C => 0,
            NoteName::D => 2,
            NoteName::E => 4,
            NoteName::F => 5,
            NoteName::G => 7,
            NoteName::A => 9,
            NoteName::B => 11,
        }
    }
/// The placement of the &ldquo;white key&rdquo; in a chromatic scale. C is zero and B is eleven.
The placement of the “white key” in a chromatic scale. C is zero and B is eleven.
The placement of the “white key” in a chromatic scale . C is zero and B is eleven .
pub fn chromatic_scale_degree(&self) -> usize {
        match self {
            NoteName::C => 0,
            NoteName::D => 2,
            NoteName::E => 4,
            NoteName::F => 5,
            NoteName::G => 7,
            NoteName::A => 9,
            NoteName::B => 11,
        }
    }
pub fn chromatic_scale_degree ( & self ) -> usize { match self { NoteName :: C => 0 , NoteName :: D => 2 , NoteName :: E => 4 , NoteName :: F => 5 , NoteName :: G => 7 , NoteName :: A => 9 , NoteName :: B => 11 , } }
The placement of the &ldquo;white key&rdquo; in a chromatic scale.
The placement of the &ldquo ; white key&rdquo ; in a chromatic scale .
&self