## FileToArrayBuffer `FileToArrayBuffer` is a component that will allow you to pick a file from the local file system. Once loaded, this file will be emitted as a JS ArrayBuffer to the passed `onChange` callback. **Params** | Param | Type | Default | Description | | --- | --- | --- | --- | | onChange | function | | The function to call when the file read is complete. This function receives the file as a JS ArrayBuffer | | [label] | String | | Text to use as the label for the file input | | fileHelpText | String | | Text to use as help under the file input | **Example** ```js ``` **See** - [Uses of FileToArrayBuffer](https://github.com/hashicorp/vault/search?l=Handlebars&q=FileToArrayBuffer+OR+file-to-array-buffer) - [FileToArrayBuffer Source Code](https://github.com/hashicorp/vault/blob/master/ui/app/components/file-to-array-buffer.js) ---