Ich verwende diesen Code direkt aus dem Codex . function echo_first_image ($postID) { $args = array( 'numberposts' => 1, 'order'=> 'ASC', 'post_mime_type' => 'image', 'post_parent' => $postID, 'post_status' => null, 'post_type' => 'attachment' ); $attachments = get_children( $args...