Method toJSON

resources/vega.min.js:14100–14102

(t)

          (this.root.items = [new Jg(this.root)]));
    }
    toJSON(t) {
      return Jy(this.root, t || 0);
    }
    mark(t, e, n) {
      const r = tv(t, (e = e || this.root.items[0]));
      return ((e.items[n] = r), r.zindex && (r.group.zdirty = !0), r);