# ef-sparkline

## Properties

| Property         | Attribute         | Type                  | Default | Description                                      |
|------------------|-------------------|-----------------------|---------|--------------------------------------------------|
| `data`           | `data`            | `number[]`            | []      | Chart data as an array of number.                |
| `previousData`   | `previous-data`   | `number[]`            | []      | Chart previous data as an array of number.       |
| `referenceValue` | `reference-value` | `number \| undefined` |         | Baseline value to show horizontal line (optional) |

## Events

| Event          | Description                                      |
|----------------|--------------------------------------------------|
| `data-changed` | Fired when data is changed                       |
| `data-error`   | Fired when data has error and chart cannot be updated |