## clear() {#default} Removes all [ChartSeries](../../chartseries/) from this collection. ```js clear() ``` ### Examples Shows how to add and remove series data in a chart. ```js let doc = new aw.D......categories = [ "Category 1", "Category 2", "Category 3", "Category 4" ];...categories, [ 4.4, 7.0, 3.5, 2.1 ]); expect(chartData.count)...