---
url: /process-functions/datasource-binarysave.md
description: Note that this has been deprecated in favour of datasource.writeFile
---

# datasource.binarySave 

:::info
Note that this has been deprecated in favour of [datasource.writeFile](/process-functions/datasource-writeFile)
:::

Saves a file to the MODLR filesystem using a base64-encoded string.

```js
datasource.binarySave(file_name, base64_string)
```

#### Parameters

* `file_name` (string): The name (with path) of the file where you want to save the binary content.
* `base64_string` (string): A base64-encoded string representing the binary content you want to save.

#### Returns

* `boolean`: A boolean value indicating whether the save operation succeeded (`true`) or failed (`false`).

#### Examples

```js
var base64Content = "SGVsbG8gd29ybGQh";  // Example base64 string representing "Hello world!"
var saveResult = datasource.binarySave("path/to/my_file.bin", base64Content);
if (saveResult) {
    console.log("Binary file saved successfully.");
} else {
    console.log("Failed to save the binary file.");
}
```