Function noteToPitchClass

noteToPitchClass(note: NoteData): number
Pitch class (0..11) of a note, ignoring octave.
Parameters
- note: NoteData
  The note.
Returns number
The pitch class.
Example
```
import { noteToPitchClass, parseNote } from '@libraz/libcantus';
noteToPitchClass(parseNote('Db')); // 1
```
- Defined in core/pitch/index.ts:144