---
url: /process-functions/datasource-atob.md
description: Decodes a base64 encoded string.
---

# datasource.atob 

Decodes a base64 encoded string. This function is made to mimic the functionality of javascripts atob function.

```js
datasource.atob(base64)
```

#### Parameters

* `base64` (string): The base64 encoded string you want to decode.

#### Returns

* `string`: The decoded string from the provided base64 encoded input.

#### Examples

```js
var decoded = datasource.atob("SGVsbG8gV29ybGQ=");
// decoded would be "Hello World" in this example.
```