admin_post_thumbnail_html filter-hook . WP 2.9.0
Filters the admin post thumbnail HTML markup to return.
Usage
add_filter( 'admin_post_thumbnail_html', 'filter_function_name_3913', 10, 3 );
function filter_function_name_3913( $content, $post_id, $thumbnail_id ){
// filter...
return $content;
}
- $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.
Changelog
| Since 2.9.0 | Introduced. |
| Since 3.5.0 | Added the $post_id parameter. |
| Since 4.6.0 | Added the $thumbnail_id parameter. |
Where the hook is called
admin_post_thumbnail_html
wp-admin/includes/post.php 1616
return apply_filters( 'admin_post_thumbnail_html', $content, $post->ID, $thumbnail_id );