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Details about admin_post_thumbnail_html

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Files

Filename Hook Type Line Number PHP Doc
wp-admin/includes/post.php apply_filters 1626 /**
* Filters the admin post thumbnail HTML markup to return.
*
* @since 2.9.0
* @since 3.5.0 Added the `$post_id` parameter.
* @since 4.6.0 Added the `$thumbnail_id` parameter.
*
* @param string $content Admin post thumbnail HTML markup.
* @param int $post_id Post ID.
* @param int|null $thumbnail_id Thumbnail attachment ID, or null if there isn't one.
*/

Hook Parameters

Parameter Type Name Description
string $content Admin post thumbnail HTML markup.
int $post_id Post ID.
int|null $thumbnail_id Thumbnail attachment ID, or null if there isn't one.