Update options-page example in example-functions w/ updated docs

example-functions.php

@@ -646,18 +646,23 @@ function yourprefix_register_theme_options_metabox() {
 	$option_key = 'yourprefix_theme_options';
 
 	/**
-	 * Metabox for an options page. Will not be added automatically, but needs to be called with
-	 * the `cmb2_metabox_form` helper function. See https://github.com/CMB2/CMB2/wiki for more info.
+	 * Registers options page menu item and form.
 	 */
 	$cmb_options = new_cmb2_box( array(
-		'id'      => $option_key . 'page',
-		'title'   => esc_html__( 'Theme Options Metabox', 'cmb2' ),
-		'hookup'  => false, // Do not need the normal user/post hookup.
-		'show_on' => array(
-			// These are important, don't remove.
-			'key'   => 'options-page',
-			'value' => array( $option_key ),
+		'id'       => $option_key . 'page',
+		'title'    => esc_html__( 'Theme Options', 'cmb2' ),
+		'icon_url' => 'dashicons-palmtree', // Menu icon. Only applicable if 'parent_slug' is left empty.
+		'show_on'  => array(
+			// Important, don't remove.
+			'options-page' => $option_key,
 		),
+		// 'menu_title'      => esc_html__( 'Options', 'cmb2' ), // Falls back to 'title' (above).
+		// 'parent_slug'     => 'themes.php', // Make options page a submenu item of the themes menu.
+		// 'capability'      => 'manage_options', // Cap required to view options-page.
+		// 'position'        => 1, // Menu position. Only applicable if 'parent_slug' is left empty.
+		// 'admin_menu_hook' => 'network_admin_menu', // 'network_admin_menu' to add network-level options page.
+		// 'display_cb'      => false, // Override the options-page form output (CMB2_Hookup::options_page_output()).
+		// 'save_button'     => esc_html__( 'Save Theme Options', 'cmb2' ), // The text for the options-page save button. Defaults to 'Save'.
 	) );
 
 	/**