## Sparkline class

A sparkline represents a tiny chart or graphic in a worksheet cell that provides a visual representation of data.

## Properties

| Name | Type | Description |
| --- | --- | --- |
| [DataRange](#datarange) | String | Represents the data range of the sparkline. |
| [Row](#row) | Number | Gets the row index of the sparkline. |
| [Column](#column) | Number | Gets the column index of the sparkline. |

## Methods

| Name | Description |
| --- | --- |
| [toImage](#toimage) | Converts a sparkline to an image. |

### Sparkline.DataRange property {#datarange}

Represents the data range of the sparkline.

**Type:** String

### Sparkline.Row property {#row}

Gets the row index of the sparkline.

**Type:** Number

### Sparkline.Column property {#column}

Gets the column index of the sparkline.

**Type:** Number

### toImage(fileName, options) (1 of 2) {#toimage}

Converts a sparkline to an image.

| Parameter | Type | Description |
| --- | --- | --- |
| fileName | String | The image file name. |
| options | ImageOrPrintOptions | The image options |

---

### toImage(stream, options) (2 of 2) {#toimage-1}

Converts a sparkline to an image.

| Parameter | Type | Description |
| --- | --- | --- |
| stream | OutputStream | The image stream. |
| options | ImageOrPrintOptions | The image options. |