# Accordion Panel

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Contains the hidden or revealed content beneath the heading.

- **Name:** `core/accordion-panel`
- **Category:** [design](https://developer.wordpress.org/block-editor/reference-guides/core-blocks/core-blocks-design/)
- **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)

## Block Relationships

**[Parent](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-metadata/#parent) blocks (direct):**
- [`core/accordion-item`](https://developer.wordpress.org/block-editor/reference-guides/core-blocks/core-blocks-design/core-block-accordion-item/)

## Attributes

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

| Attribute | [Type](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-attributes/#type-validation) | [Default](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-attributes/#default-value) | Description |
|-----------|------|---------|-------------|
| `templateLock` | `string \| boolean` | `false` | [Enum](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-attributes/#enum-validation): `all`, `insert`, `contentOnly`, `false` |

## Supports

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

- [`html`](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-supports/#html): `false`
- [`color`](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-supports/#color):
  - [`background`](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-supports/#color-background): `true`
  - [`gradients`](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-supports/#color-gradients): `true`
- [`interactivity`](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-supports/#interactivity): `true`
- [`spacing`](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-supports/#spacing):
  - `padding`: `true`
  - `blockGap`: `true`
- [`typography`](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-supports/#typography):
  - [`fontSize`](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-supports/#typography-fontsize): `true`
  - [`lineHeight`](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-supports/#typography-lineheight): `true`
- [`shadow`](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-supports/#shadow): `true`
- [`layout`](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-supports/#layout):
  - [`allowEditing`](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-supports/#layout-allowediting): `false`
- [`visibility`](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-supports/#visibility): `false`
- [`contentRole`](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-supports/#contentrole): `true`
- [`allowedBlocks`](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-supports/#allowedblocks): `true`
- [`lock`](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-supports/#lock): `false`

## Context

_Defined via the [`usesContext` and `providesContext`](https://developer.wordpress.org/block-editor/reference-guides/block-api/block-context/) properties in block.json._

**Uses context:**

- `core/accordion-open-by-default`

## 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:accordion-panel -->
<div role="region" class="wp-block-accordion-panel">
	<!-- wp:paragraph -->
	<p>Accordion  Panel Content</p>
	<!-- /wp:paragraph -->
</div>
<!-- /wp:accordion-panel -->
```

## Source

- [block.json](https://github.com/WordPress/gutenberg/tree/trunk/packages/block-library/src/accordion-panel/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/accordion-panel/) — browse `edit.js`, `save.js`, `index.php`, and more.

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