admin_post_thumbnail_html WordPress Filter Hook
The admin_post_thumbnail_html hook is triggered when a post thumbnail is generated for a post in the admin interface. It allows for customization of the post thumbnail HTML.
apply_filters( 'admin_post_thumbnail_html', string $content , int $post_id , int|null $thumbnail_id ) #
Filters the admin post thumbnail HTML markup to return.
Parameters
- $content
(string)Admin post thumbnail HTML markup.
- $post_id
(int)Post ID.
- $thumbnail_id
(int|null)Thumbnail attachment ID, or null if there isn't one.
Source
Changelog
| Version | Description |
|---|---|
| 4.6.0 | Added the $thumbnail_id parameter. |
| 3.5.0 | Added the $post_id parameter. |
| 2.9.0 | Introduced. |