num Function(T, [List<Object?>?]) get y => _y;
The y-accessor.
final link = Link.horizontal(…)..y = (d, [args]) => y(d["y"]); link.y; // (d, [args]) => y(d["y"])
The x accessor defaults to:
y(d, [args]) { return d[1]; }
set y(num Function(T, [List<Object?>?]) y) => _y = y;