---
url: /reference/@cssdoc/vscode-custom-data/functions/cssCustomData.md
---
# Function: cssCustomData()

```ts
function cssCustomData(index): CssCustomData;
```

Defined in: [generators/vscode-custom-data/src/index.ts:40](https://github.com/thedannywahl/cssdoc/blob/main/generators/vscode-custom-data/src/index.ts#L40)

Build the `css.customData` document: the declared custom properties.

## Parameters

### index

[`CssDocIndex`](../../index/classes/CssDocIndex.md)

## Returns

[`CssCustomData`](../interfaces/CssCustomData.md)