[GENESIS] Gutenberg Examples Inner Blocks (ok)

C:\xampp\htdocs\reset\wp-content\plugins\lionel\index.php

<?php
/**
 * Plugin Name: Gutenberg Examples Inner Blocks
 * Plugin URI: https://github.com/WordPress/gutenberg-examples
 * Description: This is a plugin demonstrating how to use nested and inner blocks in the Gutenberg editor.
 * Version: 1.1.0
 * Author: the Gutenberg Team
 *
 * @package gutenberg-examples
 */
defined('ABSPATH') || exit;
/**
 * Registers all block assets so that they can be enqueued through Gutenberg in
 * the corresponding context.
 */
function gutenberg_examples_06_register_block() {
  if (!function_exists('register_block_type')) {
    // Gutenberg is not active.
    return;
  }
  wp_register_script(
    'gutenberg-examples-06',
    plugins_url('block.js', __FILE__),
    ['wp-blocks', 'wp-element', 'wp-block-editor'],
    filemtime(plugin_dir_path(__FILE__) . 'block.js'),
    true
  );
  register_block_type(
    'gutenberg-examples/example-06',
    [
      'editor_script' => 'gutenberg-examples-06',
    ]
  );
}
add_action('init', 'gutenberg_examples_06_register_block');

C:\xampp\htdocs\reset\wp-content\plugins\lionel\block.js

(function(blocks, element, blockEditor) {
  var el = element.createElement;
  var InnerBlocks = blockEditor.InnerBlocks;
  blocks.registerBlockType('gutenberg-examples/example-06', {
    title: 'Example: Inner Blocks',
    category: 'layout',
    edit: function(props) {
      return el(
        'div', { className: props.className },
        el(InnerBlocks)
      );
    },
    save: function(props) {
      return el(
        'div', { className: props.className },
        el(InnerBlocks.Content)
      );
    },
  });
})(window.wp.blocks, window.wp.element, window.wp.blockEditor);