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toBase64

DataWeave 2.2 is compatible and bundled with Mule 4.2. This version of Mule reached its End of Life on May 2, 2023, when Extended Support ended.

Deployments of new applications to CloudHub that use this version of Mule are no longer allowed. Only in-place updates to applications are permitted.

MuleSoft recommends that you upgrade to the latest version of Mule 4 that is in Standard Support so that your applications run with the latest fixes and security enhancements.

toBase64(Binary): String

Transforms a binary value into a Base64 string.

Parameters

Name Description

content

The binary value to transform.

Example

This example transforms a binary value into a Base64 encoded string. In this case, the binary value represents an image.

Source

%dw 2.0

import dw::Crypto
import toBase64 from dw::core::Binaries

var emailChecksum = Crypto::MD5("achaval@gmail.com" as Binary)
var image = readUrl(log("https://www.gravatar.com/avatar/$(emailChecksum)"), "application/octet-stream")

output application/json
---
toBase64(image)

Output

This example outputs a Base64 encoded string. The resulting string was shortened for readability purposes:

"/9j/4AAQSkZJRgABAQEAYABgAAD//..."