> For the complete documentation index, see [llms.txt](https://brixxbox.gitbook.io/brixxbox-documentation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://brixxbox.gitbook.io/brixxbox-documentation/client-api-reference/functions/getsignatureimageblob.md).

# getSignatureImageBlob

Returns the signature of a signature control as a png (default) or svg image blob.

### Parameters

1. controlId - The id of the signature control
2. type - optional, if not set, the function returns a png image. If set to "svg", the function returns a svg vector image.

### Example Usages

```javascript
   let myBlob = brixxApi.getSignatureImageBlob("mySignature"); //gets the blob as PNG
```

```javascript
   let myBlob = brixxApi.getSignatureImageBlob("mySignature", "svg"); //gets the blob as SVG
```

```javascript
   brixxApi.printBlob(brixxApi.getSignatureImageBlob("mySignature"));
```