Document Title

Content entered directly below the header but before the first section heading is called the preamble.

First level heading

This is a paragraph with a bold word and an italicized word.

I am the image alt text.
Figure 1. Image caption

This is another paragraph.[1]

Some JavaScript code
const express = require('express')
const app = express()
const port = 3000

app.get('/', (req, res) => {
  res.send('Hello World!')
})

app.listen(port, () => {
  console.log(`Example app listening on port ${port}`)
})
Some math formulas and symbols

Water ( ) is a critical component.



Second level heading

Unordered list title
  • list item 1

    • nested list item

      • nested nested list item 1

      • nested nested list item 2

  • list item 2

This is a paragraph.

Example 1. Example block title

Content in an example block is subject to normal substitutions.

Sidebar title

Sidebars contain aside text and are subject to normal substitutions.

Third level heading

Listing block title
Content in a listing block is subject to verbatim substitutions.
Listing block content is commonly used to preserve code input.
Fourth level heading
Table 1. Table title
Column heading 1 Column heading 2

Column 1, row 1

Column 2, row 1

Column 1, row 2

Column 2, row 2

Fifth level heading

I am a block quote or a prose excerpt. I am subject to normal substitutions.

— firstname lastname
movie title
I am a verse block.
  Indents and endlines are preserved in verse blocks.
— firstname lastname
poem title and more

First level heading

Tip
There are five admonition labels: Tip, Note, Important, Caution and Warning.
  1. ordered list item

    1. nested ordered list item

  2. ordered list item

The text at the end of this sentence is cross referenced to the third level heading

First level heading

This is a link to the Asciidoctor documentation. This is an attribute reference that links this text to the AsciiDoc Syntax Quick Reference.


1. I am footnote text and will be displayed at the bottom of the article.