Controller 25.4
Controller Reference

# base64_decode

Decodes a base64-encoded string.

## Syntax

    base64_decode( input )

## Arguments

Argument | Description
--- | ---
`input` | (string) The string to decode.

## Returns

(String). The decoded string.

If the input is not a valid base64-encoded string, the function returns `nil`.

Copyright 2015-2025 Open Text
Version 25.4 | Last updated October 2025

Send documentation feedback

Close

Send documentation feedback

To send feedback using your default email client, open an email window.

Otherwise, send your feedback and the information below to MFI-swpdl.idoldocsfeedback@opentext.com.

We appreciate your feedback!

Product: Knowledge Discovery Controller 25.4

Topic Title: base64_decode