---
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title: isArrayType
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---
---
product: DataWeave
version: 2.13
is-latest-version: true
---

# isArrayType

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

## isArrayType(path: Path): Boolean

Returns `true` if the provided `Path` value is an `ARRAY_TYPE` expression.

_Introduced in DataWeave version 2.4.0._

### Parameters

<table><colgroup><col> <col></colgroup><thead><tr><th>Name</th><th>Description</th></tr></thead><tbody><tr><td><p><code>path</code></p></td><td><p>The <code>Path</code> value to validate.</p></td></tr></tbody></table>

### Example

This example shows how `isArrayType` behaves with different inputs.

#### Source

```DataWeave
%dw 2.0
import * from dw::util::Tree
output application/json
---
{
  a: isArrayType([{kind: OBJECT_TYPE, selector: "user", namespace: null},
                  {kind: ATTRIBUTE_TYPE, selector: "name", namespace: null}]),
  b: isArrayType([{kind: OBJECT_TYPE, selector: "user", namespace: null},
                  {kind: ARRAY_TYPE, selector: 0, namespace: null}]),
  c: isArrayType([{kind: ARRAY_TYPE, selector: 0, namespace: null}])
}
```

#### Output

```Json
{
  "a": false,
  "b": true,
  "c": true
}
```