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title: Tree Variables (dw::util::Tree)
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product: DataWeave
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# Tree Variables (dw::util::Tree)

> For the full documentation index, see: https://docs.mulesoft.com/llms.txt

<table><colgroup><col> <col> <col></colgroup><thead><tr><th>Variable</th><th>Definition</th><th>Description</th></tr></thead><tbody><tr><td><p>ARRAY_TYPE</p></td><td><div><div><p><code>ARRAY_TYPE</code></p></div></div></td><td><div><div><p>Variable used to identify a <code>PathElement</code> value as an array.</p></div><div><p><em>Introduced in DataWeave version 2.2.2.</em></p></div></div></td></tr><tr><td><p>ATTRIBUTE_TYPE</p></td><td><div><div><p><code>ATTRIBUTE_TYPE</code></p></div></div></td><td><div><div><p>Variable used to identify a <code>PathElement</code> value as an attribute.</p></div><div><p><em>Introduced in DataWeave version 2.2.2.</em></p></div></div></td></tr><tr><td><p>OBJECT_TYPE</p></td><td><div><div><p><code>OBJECT_TYPE</code></p></div></div></td><td><div><div><p>Variable used to identify a <code>PathElement</code> value as an object.</p></div><div><p><em>Introduced in DataWeave version 2.2.2.</em></p></div></div></td></tr></tbody></table>