DataWeave 2.1 is compatible with Mule 4.1. Standard Support for Mule 4.1 ended on November 2, 2020, and this version of Mule will reach its End of Life on November 2, 2022, 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.


Returns a list of key-value pairs that describe the key, value, and any attributes in the input object.


Name Description


The Object to describe.


This example returns the key, value, and attributes in the object specified in the variable myVar.


%dw 2.0
import * from dw::core::Objects
var myVar = read('<xml attr="x"><a>true</a><b>1</b></xml>', 'application/xml')
output application/json
{ "entrySet" : entrySet(myVar) }


  "entrySet": [
       "key": "xml",
       "value": {
         "a": "true",
         "b": "1"
       "attributes": {
         "attr": "x"

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