## FileFontSource.cacheKey property

The key of this source in the cache.


```js
get cacheKey(): string
```

### Remarks

This key is used to identify cache item when saving/loading font search cache with
 methods.

If key is not specified then [FileFontSource.filePath](../filePath/) will be used as a key instead.




### See Also

* module [Aspose.Words.Fonts](../../)
* class [FileFontSource](../)