snowplow/snowplow-javascript-tracker

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[Home](./index.md) &gt; [@snowplow/node-tracker](./node-tracker.md) &gt; [FormFocusOrChangeEvent](./node-tracker.formfocusorchangeevent.md)

## FormFocusOrChangeEvent interface

Represents either a Form Focus or Form Change event When a user focuses on a form element or when a user makes a change to a form element.

<b>Signature:</b>

```typescript
interface FormFocusOrChangeEvent 
```

## Properties

|  Property | Type | Description |
|  --- | --- | --- |
|  [elementClasses?](./node-tracker.formfocusorchangeevent.elementclasses.md) | Array&lt;string&gt; \| null | <i>(Optional)</i> The class names on the element |
|  [elementId](./node-tracker.formfocusorchangeevent.elementid.md) | string | The element ID which the user is interacting with |
|  [formId](./node-tracker.formfocusorchangeevent.formid.md) | string | The ID of the form which the element belongs to |
|  [nodeName](./node-tracker.formfocusorchangeevent.nodename.md) | string | The name of the node ("INPUT", "TEXTAREA", "SELECT") |
|  [schema](./node-tracker.formfocusorchangeevent.schema.md) | "change\_form" \| "focus\_form" | The schema which will be used for the event |
|  [type?](./node-tracker.formfocusorchangeevent.type.md) | string \| null | <i>(Optional)</i> The type of element (e.g. "datetime", "text", "radio", etc.) |
|  [value](./node-tracker.formfocusorchangeevent.value.md) | string \| null | The value of the element at the time of the event firing |