- do_action( 'begin_fetch_post_thumbnail_html', $post_id, $post_thumbnail_id, $size ); // for "Just In Time" filtering of all of wp_get_attachment_image()'s filters
+
+ /**
+ * Fires before fetching the post thumbnail HTML.
+ *
+ * Provides "just in time" filtering of all filters in wp_get_attachment_image().
+ *
+ * @since 2.9.0
+ *
+ * @param string $post_id The post ID.
+ * @param string $post_thumbnail_id The post thumbnail ID.
+ * @param string $size The post thumbnail size.
+ */
+ do_action( 'begin_fetch_post_thumbnail_html', $post_id, $post_thumbnail_id, $size );