Cheatsheet

Markdown Syntax Cheatsheet

Markdown is a lightweight markup language with plain text formatting syntax.

Headers

Syntax

# H1 Header
## H2 Header
### H3 Header
#### H4 Header
##### H5 Header
###### H6 Header

Alternative H1
==============

Alternative H2
--------------

Text Formatting

Basic Formatting

**Bold text**
__Bold text__

*Italic text*
_Italic text_

***Bold and italic***
___Bold and italic___

~~Strikethrough~~

`Inline code`

> Blockquote
> Multiple lines
> in blockquote

Result

Bold text, Italic text, Bold and italic, Strikethrough, Inline code

Lists

Unordered Lists

- Item 1
- Item 2
  - Nested item 2.1
  - Nested item 2.2
- Item 3

* Alternative syntax
* Using asterisks

+ Or plus signs
+ Also works

Ordered Lists

1. First item
2. Second item
   1. Nested item 2.1
   2. Nested item 2.2
3. Third item

1. Numbers auto-increment
1. Even if you use 1
1. For all items

Task Lists

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

Links

Link Syntax

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

[Reference link][ref]
[ref]: https://example.com

<https://auto-linked-url.com>
<email@example.com>

Internal Links

[Link to header](#header-name)
[Link to section](#text-formatting)

Images

Image Syntax

![Alt text](image.jpg)
![Alt text](image.jpg "Image title")

![Reference image][img-ref]
[img-ref]: image.jpg

[![Image link](image.jpg)](https://example.com)

Image with Size (HTML)

<img src="image.jpg" alt="Alt text" width="200" height="100">

Code

Inline Code

Use `backticks` for inline code

Code Blocks

```
Basic code block
No syntax highlighting
```

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

```python
# Python code block
def hello():
    print("Hello, World!")
```

Indented Code Block

    Indent with 4 spaces
    for code block
    (less common)

Tables

Basic Table

| Header 1 | Header 2 | Header 3 |
|----------|----------|----------|
| Cell 1   | Cell 2   | Cell 3   |
| Cell 4   | Cell 5   | Cell 6   |

Aligned Tables

| Left | Center | Right |
|:-----|:------:|------:|
| L1   | C1     | R1    |
| L2   | C2     | R2    |

Result

| Left | Center | Right | |:—–|:——:|——:| | L1 | C1 | R1 | | L2 | C2 | R2 |

Horizontal Rules

Syntax

```markdown