twentytwenty_register_scripts()

225function twentytwenty_register_scripts() {226 227	$theme_version = wp_get_theme()->get( 'Version' );228 229	if ( ( ! is_admin() ) && is_singular() && comments_open() && get_option( 'thread_comments' ) ) {230		wp_enqueue_script( 'comment-reply' );231	}232 233	/*234	 * This script is intentionally printed in the head because it involves the page header. The `defer` script loading235	 * strategy ensures that it does not block rendering; being in the head it will start loading earlier so that it236	 * will execute sooner once the DOM has loaded. The $args array is not used here to avoid unintentional footer237	 * placement in WP<6.3; the wp_script_add_data() call is used instead.238	 */239	wp_enqueue_script( 'twentytwenty-js', get_template_directory_uri() . '/assets/js/index.js', array(), $theme_version );240	wp_script_add_data( 'twentytwenty-js', 'strategy', 'defer' );241}