# Heading 1
## Heading 2
### Heading 3
#### Heading 4
##### Heading 5
###### Heading 6

*italic* or _italic_
**bold** or __bold__
***bold italic*** or ___bold italic___
~~strikethrough~~

Use `backticks` for inline code like `const x = 1`

- Item one
- Item two
  - Nested item
  - Another nested item
- Item three

* Alternative marker
+ Also works

1. First item
2. Second item
   1. Nested numbered
   2. Another nested
3. Third item

- [x] Completed task
- [ ] Incomplete task
- [ ] Another task

[Link text](https://example.com)
[Link with title](https://example.com "Title text")

[Link text][reference-id]

[reference-id]: https://example.com "Optional title"

<https://example.com>
<email@example.com>

[Jump to section](#section-heading)

![Alt text](image.png)
![Alt text](image.png "Optional title")

![Alt text][image-id]

[image-id]: path/to/image.png "Optional title"

[![Alt text](image.png)](https://example.com)

```javascript
function hello() {
  console.log("Hello, World!");
}
```

    // Four spaces or one tab
    function example() {
      return true;
    }

> This is a blockquote.
> It can span multiple lines.

> Blockquotes can contain
>
> Multiple paragraphs.

> Outer quote
>> Nested quote
>>> Deeply nested

> ## Heading in blockquote
>
> - List item
> - Another item
>
> ```code block```

---
***
___

\* Not italic \*
\# Not a heading
\[Not a link\]
\`Not code\`

Line one with two trailing spaces
Line two (hard break)

Line one

Line two (paragraph break)