Filters whether a post has a post thumbnail.

$has_thumbnail bool

true if the post has a post thumbnail, otherwise false.

$post int|WP_Post|null

Post ID or WP_Post object. Default is global $post.

$thumbnail_id int|false

Post thumbnail ID or false if the post does not exist.

File: wp-includes/post-thumbnail-template.php. View all references

return (bool) apply_filters( 'has_post_thumbnail', $has_thumbnail, $post, $thumbnail_id );