<table style="minWidth: 50px"><colgroup><col><col></colgroup><tbody><tr><td colspan="1" rowspan="1"><p>Purpose</p></td><td colspan="1" rowspan="1"><p>Translates data to Base64 format</p></td></tr><tr><td colspan="1" rowspan="1"><p>Parameters</p></td><td colspan="1" rowspan="1"><p>One text value</p></td></tr><tr><td colspan="1" rowspan="1"><p>Returns</p></td><td colspan="1" rowspan="1"><p>Text</p></td></tr></tbody></table><h1 id="6qfcz6ta5fz" data-toc-id="6qfcz6ta5fz">Description</h1><p>The expression transforms the input text data into Base64 encoded text.</p><img data-width="50%" data-align="right" data-featurebase-content-key="64d3d3062f8f6e8a3e58f79b/article/681327ca5f11495fb87d7528/01968ad5-6453-7cd1-9dd9-b83825b48f01/b64u-aW1hZ2UucG5n.png" data-featurebase-content-filename="image.png" src="https://64d3d3062f8f6e8a3e58f79b.featurebase-attachments.com/c/article/681327ca5f11495fb87d7528/01968ad5-6453-7cd1-9dd9-b83825b48f01/b64u-aW1hZ2UucG5n.png?X-Amz-Expires=3600&amp;X-Amz-Date=20260510T220000Z&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=DO801TYC4FCVNNEKURKM%2F20260510%2Ffra1%2Fs3%2Faws4_request&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Signature=28df8bb259384e38da3297d1c436d2fb99b7d4168476b9f5fc8b64c97910e68e"><p></p><div data-type="horizontalRule"><hr></div><p style="text-align: right">v3.0</p>

Reference documentation for using the Encode Base64 expression

Encode Base64

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Purpose	Translates data to Base64 format
Parameters	One text value
Returns	Text