DataWeave 2.2 is compatible and bundled with Mule 4.2. Standard Support for Mule 4.2 ended on May 2, 2021, and this version of Mule will reach its End of Life on May 2, 2023, when Extended Support ends.

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.

fromRadixNumber(String, Number): Number

Transforms a number in the specified radix into decimal number

Introduced in DataWeave 2.2.0. Supported by Mule 4.2 and later.


Name Description


The number text.


The radix number.


This example shows how the fromRadixNumber behaves under different inputs.


%dw 2.0
import fromRadixNumber from dw::core::Numbers
output application/json
    a: fromRadixNumber("10", 2),
    b: fromRadixNumber("FF", 16)


  "a": 2,
  "b": 255

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