apply_filters_ref_array( 'the_preview', WP_Post $post_preview, WP_Query $query )

3518				 *3519				 * @since 2.7.03520				 *3521				 * @param WP_Post  $post_preview  The Post object.3522				 * @param WP_Query $query         The WP_Query instance (passed by reference).3523				 */3524				$this->posts[0] = get_post( apply_filters_ref_array( 'the_preview', array( $this->posts[0], &$this ) ) );3525			}3526		}3527 3528		if ( ! empty( $this->posts ) && $this->is_comment_feed && $this->is_singular ) {3529			/** This filter is documented in wp-includes/query.php */3530			$cjoin = apply_filters_ref_array( 'comment_feed_join', array( '', &$this ) );