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[`parseFrontMatterEntry`](parseFrontMatterEntry)
## parseFrontMatterEntry() function
**Signature:**
```typescript
export function parseFrontMatterEntry(frontmatter: any | null, key: string | RegExp): any | null;
```
## Parameters
| Parameter | Type | Description |
| --- | --- | --- |
| <code>frontmatter</code> | <code>any | null</code> | |
| <code>key</code> | <code>string | </code><code>RegExp</code> | |
**Returns:**
`any | null`