Title: wp_get_attachment_caption
Published: August 16, 2016
Last modified: May 20, 2026

---

# apply_filters( ‘wp_get_attachment_caption’, string $caption, int $post_id )

## In this article

 * [Parameters](https://developer.wordpress.org/reference/hooks/wp_get_attachment_caption/?output_format=md#parameters)
 * [Source](https://developer.wordpress.org/reference/hooks/wp_get_attachment_caption/?output_format=md#source)
 * [Related](https://developer.wordpress.org/reference/hooks/wp_get_attachment_caption/?output_format=md#related)
 * [Changelog](https://developer.wordpress.org/reference/hooks/wp_get_attachment_caption/?output_format=md#changelog)

[ Back to top](https://developer.wordpress.org/reference/hooks/wp_get_attachment_caption/?output_format=md#wp--skip-link--target)

Filters the attachment caption.

## 󠀁[Parameters](https://developer.wordpress.org/reference/hooks/wp_get_attachment_caption/?output_format=md#parameters)󠁿

 `$caption`string

Caption for the given attachment.

`$post_id`int

Attachment ID.

## 󠀁[Source](https://developer.wordpress.org/reference/hooks/wp_get_attachment_caption/?output_format=md#source)󠁿

    ```php
    return apply_filters( 'wp_get_attachment_caption', $caption, $post->ID );
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes/post.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/7.0/src/wp-includes/post.php#L7065)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/post.php#L7065-L7065)

## 󠀁[Related](https://developer.wordpress.org/reference/hooks/wp_get_attachment_caption/?output_format=md#related)󠁿

| Used by | Description | 
| [wp_get_attachment_caption()](https://developer.wordpress.org/reference/functions/wp_get_attachment_caption/)`wp-includes/post.php` |

Retrieves the caption for an attachment.

  |

## 󠀁[Changelog](https://developer.wordpress.org/reference/hooks/wp_get_attachment_caption/?output_format=md#changelog)󠁿

| Version | Description | 
| [4.6.0](https://developer.wordpress.org/reference/since/4.6.0/) | Introduced. |

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