# Form Submit Button

<!-- START TOKEN(Autogenerated block API docs) -->
<div class="callout callout-warning">This block is <strong>experimental</strong> and may change or be removed without notice.</div>

A submission button for forms.

- **Name:** `core/form-submit-button`
- **Category:** [widgets](https://developer.wordpress.org/block-editor/reference-guides/core-blocks/core-blocks-widgets/)
- **API Version:** [3](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-api-versions/)
- **Block Type:** [Static](https://developer.wordpress.org/block-editor/getting-started/fundamentals/static-dynamic-rendering/) (saved in post content)
- **Keywords:** `submit`, `button`, `form`

## Block Relationships

**[Ancestor](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-metadata/#ancestor) blocks:**
- [`core/form`](https://developer.wordpress.org/block-editor/reference-guides/core-blocks/core-blocks-widgets/core-block-form/)

**[Allowed](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-metadata/#allowed-blocks) inner blocks:**
- [`core/buttons`](https://developer.wordpress.org/block-editor/reference-guides/core-blocks/core-blocks-design/core-block-buttons/)
- [`core/button`](https://developer.wordpress.org/block-editor/reference-guides/core-blocks/core-blocks-design/core-block-button/)

## Attributes

_Defined via the [`attributes`](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-attributes/) property in block.json._

_This block has no custom attributes._

## Supports

_Defined via the [`supports`](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-supports/) property in block.json._

_This block does not declare explicit supports._

## Block Markup

This is a [**static block**](https://developer.wordpress.org/block-editor/getting-started/fundamentals/static-dynamic-rendering/). The markup is saved directly in the post content.

```html
<!-- wp:form-submit-button -->
<div class="wp-block-form-submit-button"><!-- wp:buttons -->
<div class="wp-block-buttons"><!-- wp:button {"tagName":"button","type":"submit"} -->
<div class="wp-block-button"><button type="submit" class="wp-block-button__link wp-element-button">Submit</button></div>
<!-- /wp:button --></div>
<!-- /wp:buttons --></div>
<!-- /wp:form-submit-button -->
```

## Source

- [block.json](https://github.com/WordPress/gutenberg/tree/trunk/packages/block-library/src/form-submit-button/block.json) ([reference](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-metadata/))
- [Source directory](https://github.com/WordPress/gutenberg/tree/trunk/packages/block-library/src/form-submit-button/) — browse `edit.js`, `save.js`, `index.php`, and more.

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