chord-filter {tabr} | R Documentation |
Extract notes from chords
Description
Filter or slice chords to extract individual notes.
Usage
chord_root(notes)
chord_top(notes)
chord_slice(notes, index)
Arguments
notes |
character, a noteworthy string. |
index |
integer, the order of a note in a chord by pitch (not scale degrees). |
Details
These functions extract notes from chords such as the root note, the highest pitch, specific position among the notes by pitch, or trim chords to simplify them. They operate based only on ordered pitches.
For chord_slice()
, any entry that is empty after slicing is dropped. An
error is thrown is index
is completely out of bounds for all chords.
Value
a noteworthy string
Examples
x <- "a_2 c#eg# e_gc egc,cc'"
chord_root(x)
chord_top(x)
identical(chord_slice(x, 1), chord_root(x))
chord_slice(x, 2)
chord_slice(x, 4)
chord_slice(x, 3:5)
[Package tabr version 0.5.0 Index]