WordPress at a glance
action is not described

end_fetch_post_thumbnail_html action-hook . WP 2.9.0

Fires after fetching the post thumbnail HTML.


add_action( 'end_fetch_post_thumbnail_html', 'action_function_name_8162', 10, 3 );
function action_function_name_8162( $post_id, $post_thumbnail_id, $size ){
	// action...
The post ID.
The post thumbnail ID.
The post thumbnail size. Image size or array of width and height values (in that order).
Default: 'post-thumbnail'

Where the hook is called

wp-includes/post-thumbnail-template.php 182
do_action( 'end_fetch_post_thumbnail_html', $post->ID, $post_thumbnail_id, $size );

Where the hook is used (in WP core)

wp-includes/default-filters.php 387
add_action( 'end_fetch_post_thumbnail_html', '_wp_post_thumbnail_class_filter_remove' );