> For the complete documentation index, see [llms.txt](https://irosyadi.gitbook.io/irosyadi/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://irosyadi.gitbook.io/irosyadi/webdev/experimental-heading-1.md).

# experimental-heading-1

No Heading 1 but with title

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## Has Heading 2

Note:

* At Jekyll: no title (Jekyll need Heading 1 as title), Heading 2 is Heading 2
* At Gitbook: Heading 1 becomes the title, Heading 2 is Heading 2
* Gatsby: fail
* At wiki-obsidian: no title (title is from file name), Heading 2 is Heading 2

Summary:

* Both (Heading 1 and title: are available)
  * Jekyll
  * Gitbook
  * Gatsby
  * Wiki-obsidian: success, but both title and Heading-1 are shown
* Only title: (without Heading 1)
  * Jekyll: no title (Heading 1 is mandatory, title: is optional)
  * Gitbook: Heading 1 becomes the title (Heading 1 is mandatory, title: is optional)
  * Gatsby: fail (both Heading 1 and title: are mandatory)
  * Wiki-obsidian: Heading 2 becomes Heading 1 (Heading 1 is mandatory, title: is optional)
* Only Heading 1 (without title:)
  * Jekyll
  * Gitbook
  * Gatsby
  * Wiki-obsidian: Heading 1 is shown

Summary: yaml title: is optional