|immediate||abc2svg >= 1.20.8|
This command inserts a grid of chords for improvisation and, also, it may define the chord symbols of the current tune.
The grid may appear anywhere in the ABC file. It is not subject to any transposition.
Each line in the source defines a line in the grid.
The cells in the grid are separated by measure bars, |, |: or :|.
A cell may contain one to four blank separated chords. The special names . or - indicate the chord continues on this beat.
The options may be:
Example re-written from a tune in the New Orleans Jambook collection. %abc-2.2%