---
id: fast-element.nodebehavioroptions
title: NodeBehaviorOptions interface
hide_title: true
---
<!-- Do not edit this file. It is automatically generated by API Documenter. -->

[@microsoft/fast-element](./fast-element.md) &gt; [NodeBehaviorOptions](./fast-element.nodebehavioroptions.md)

## NodeBehaviorOptions interface

Options for configuring node observation behavior.

<b>Signature:</b>

```typescript
export interface NodeBehaviorOptions<T = any> 
```

## Properties

|  Property | Type | Description |
|  --- | --- | --- |
|  [filter](./fast-element.nodebehavioroptions.filter.md) | [ElementsFilter](./fast-element.elementsfilter.md) | Filters nodes that are synced with the property. Called one time for each element in the array. |
|  [property](./fast-element.nodebehavioroptions.property.md) | T | The property to assign the observed nodes to. |
