> For the complete documentation index, see [llms.txt](https://docs.9proxy.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.9proxy.com/developers/sdk/sdk-nodejs/functions/getsha1ver.md).

# getSha1Ver()

Returns the SHA1 of the SDK build.

```javascript
getSha1Ver()
```

***

## Return Value

The SHA1 of the SDK build (string)

## Example

```javascript
// example

const sha = sdk.getSha1Ver()
console.log("sha: ", sha)

```