Returns this chart's type; for example, 'ScatterChart', 'LineChart', and 'ColumnChart'. For the complete list of charts, see: https://developers.google.com/chart/interactive/docs/gallery
| Usage | Returns | |---|---| | `Chart.getChartType()` | String | | Argument | Type | Details | |---|---|---| | this: `ui.chart` | ui.Chart | The ui.Chart instance. |