Generating a menu for Matrix blocks in Craft CMS

gistfile1.twig

{% for block in entry.bodyBlocks %}

	{%- if loop.first %}<ul>{% endif %}

	<li><a href="#bodyblock-{{ block.ownerId }}-{{ block.id }}">{{ block.blockName }}</a></li>

	{%- if loop.first %}</ul>{% endif %}

{%- endfor %}

{%- for block in entry.bodyBlocks %}
	<div class="hidden" id="#bodyblock-{{ block.ownerId }}-{{ block.id }}"></div>
	{{- block.blockBody }}
{%- endfor %}