+++
# -----------------------------------------------------------------------
# Do not edit this file. It is automatically generated by API Documenter.
# -----------------------------------------------------------------------
title = "addLogLevelToSeries"
keywords = ["grafana","documentation","sdk","@grafana/data"]
type = "docs"
+++
## addLogLevelToSeries() function
### addLogLevelToSeries() function
Signature
```typescript
export declare function addLogLevelToSeries(series: DataFrame, lineIndex: number): DataFrame;
```
Import
```typescript
import { addLogLevelToSeries } from '@grafana/data';
```
Parameters
| Parameter | Type | Description |
| --- | --- | --- |
| series | DataFrame
| |
| lineIndex | number
| |
Returns:
`DataFrame`