%s', get_bloginfo( 'name' ) ); } /** * Registers the `core/site-title` block on the server. */ function gutenberg_register_block_core_site_title() { register_block_type( 'core/site-title', array( 'render_callback' => 'gutenberg_render_block_core_site_title', ) ); } add_action( 'init', 'gutenberg_register_block_core_site_title', 20 );