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nameSet

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.

nameSet(Object): Array<String>

Returns a list of keys from an object.

Parameters

Name Description

obj

The object to evaluate.

Example

This example returns the keys from the input object.

Source

%dw 2.0
import * from dw::core::Objects
output application/json
---
{ "nameSet" : nameSet({ "a" : true, "b" : 1}) }

Output

{ "nameSet" : ["a","b"] }