Markdown Test Document

This document contains examples of common Markdown syntax for testing a Markdown editor and preview renderer.

1. Headings

Heading 1

Heading 2

Heading 3

Heading 4

Heading 5

Heading 6

2. Text Formatting

Bold text

Italic text

Bold and italic text

Strikethrough text

Inline code

Underlined text

Bold with italic inside

3. Paragraphs

This is a normal paragraph.

This is another paragraph separated by a blank line.

You can also have a long paragraph containing multiple sentences. Markdown renderers should normally wrap this text automatically according to the available width.

4. Unordered Lists

Using Asterisk

• First bullet point
• Second bullet point
• Third bullet point

Using Hyphen

• First bullet point
• Second bullet point
• Third bullet point

Using Plus

• First bullet point
• Second bullet point
• Third bullet point

Nested Unordered List

• First item

* Nested item

• Another nested item

* Third-level item

• Another third-level item

• Second item

* Nested item

• Third item

5. Ordered Lists

1. First item
2. Second item
3. Third item

Nested Ordered List

1. First item

1. Nested item

1. Another nested item

2. Second item

3. Third item

Mixed Lists

1. First item

* Nested bullet

• Another nested bullet

2. Second item

* Nested bullet

3. Third item

6. Task Lists / Checkboxes

• [ ] Uncompleted task
• [x] Completed task
• [ ] Another task
• [x] Completed item

Nested Tasks

• [ ] Main task

* [ ] Sub-task

• [x] Completed sub-task

• [x] Another main task

7. Blockquotes

This is a blockquote.

This is a longer blockquote that contains multiple lines of text.

Nested Blockquote

This is the first level.

This is a nested blockquote.

Back to the first level.

Blockquote with Formatting

Important: This is a bold statement inside a blockquote.

This is italic text inside a blockquote.

8. Horizontal Rules

9. Links

OpenAI

Google

Example website

Plain URL:

https://www.example.com

Email:

example@example.com

10. Images

11. Inline Code

Use Console.WriteLine() to print text in C#.

You can also write var customer = new Customer(); inside a paragraph.

12. Code Blocks

C

public class Customer
{
 public int Id { get; set; }
 public string Name { get; set; }
}

JavaScript

function helloWorld() {
 console.log("Hello World");
}

HTML

<div class="container">
 <h1>Hello World</h1>
</div>

CSS

.container {
 max-width: 1200px;
 margin: 0 auto;
}

SQL

SELECT Id, Name
FROM Customers
WHERE IsActive = 1
ORDER BY Name;

JSON

{
 "id": 123,
 "name": "John",
 "active": true
}

Plain Text

This is a plain text code block.
Nothing should be formatted here.

13. Tables

Basic Table

Table with Alignment

Table with Formatting

14. Escaping Markdown Characters

This is not a bullet point

This is not italic

This is not a heading

(This is not a link)

This is not code

15. Special Characters

©

®

™

16. Line Breaks

This line ends with two spaces. This line should appear directly below it.

This is another paragraph.

17. HTML

This is an HTML paragraph.

18. HTML Formatting

Bold HTML text

Italic HTML text

Deleted HTML text

Highlighted HTML text

^Superscript

_Subscript

19. Superscript and Subscript

H₂O

X²

E = mc²

20. Definition-Style Lists

Term 1 : Definition of term 1

Term 2 : Definition of term 2

21. Footnotes

Here is a sentence with a footnote.[^1]

Here is another sentence with a footnote.[^2]

[^1]: This is the first footnote.

[^2]: This is the second footnote.

22. Automatic Links

https://www.google.com

https://www.example.com

example@example.com

23. Escaped Characters

Not a heading

• Not italic

** Not bold

• Not a list item> Not a blockquote

24. Special Markdown Characters

• Asterisk

_ Underscore

Hash

• Plus

• Hyphen

. Period

! Exclamation mark

$$Square bracket

] Square bracket

( Parenthesis

) Parenthesis

` Backtick

~ Tilde

25. Nested Formatting

Bold italic text

Italic bold text

Bold strikethrough

Italic strikethrough

**This remains inline code**

26. Long List

1. First item
2. Second item
3. Third item
4. Fourth item
5. Fifth item
6. Sixth item
7. Seventh item
8. Eighth item
9. Ninth item
10. Tenth item

27. Nested Lists — Multiple Levels

• Level 1

* Level 2

* Level 3

* Level 4

* Level 5

28. Mixed Content

Important

This blockquote contains a list:

• First item
• Second item
• Third item

29. Table with Code

30. Mermaid Diagrams

Flowchart

graph TD
 A[Start] --> B{Decision}
 B -->|Yes| C[Finish]
 B -->|No| D[Alternate]

Sequence Diagram

sequenceDiagram
 User->>Application: Request
 Application->>API: Call API
 API-->>Application: Response
 Application-->>User: Result

Simple Flowchart

flowchart LR
 A[Start] --> B[Process]
 B --> C[Result]

31. Mermaid Class Diagram

classDiagram
 class Customer {
 +int Id
 +string Name
 +Save()
 }

 class Order {
 +int Id
 +decimal Total
 +Submit()
 }

 Customer --> Order

32. Mermaid State Diagram

stateDiagram-v2
 [*] --> Pending
 Pending --> Processing
 Processing --> Completed
 Processing --> Failed
 Failed --> Pending
 Completed --> [*]

33. Mermaid Entity Relationship Diagram

erDiagram
 CUSTOMER ||--o{ ORDER : places
 ORDER ||--|{ ORDER_ITEM : contains
 PRODUCT ||--o{ ORDER_ITEM : includes

34. Mermaid Gantt Chart

gantt
 title Project Schedule
 dateFormat YYYY-MM-DD

 section Development
 Development :a1, 2026-09-01, 10d
 Testing :after a1, 5d
 Deployment :after a1, 3d

35. Mermaid Pie Chart

pie title Project Tasks
 "Development" : 50
 "Testing" : 30
 "Documentation" : 20

36. Mermaid Git Graph

gitGraph
 commit
 commit
 branch development
 checkout development
 commit
 commit
 checkout main
 merge development
 commit

37. Alert / Highlight Examples

[!NOTE] This is a note.

[!TIP] This is a useful tip.

[!IMPORTANT] This is important information.

[!WARNING] This is a warning.

[!CAUTION] This is a caution.

38. Combined Example

Project Documentation

Overview

This project provides Google Merchant onboarding functionality.

Features

• Account onboarding
• Site verification
• Product data processing
• Reporting
• Error handling

Status

Process

graph TD
 A[Start] --> B[Verify Site]
 B --> C[Claim Homepage]
 C --> D[Configure Merchant Account]
 D --> E[Process Products]
 E --> F[Generate Report]

Important Note

Note: Product processing may take some time after the data source is configured.

Example Code

var result = await merchantService.OnboardAsync(
 brand,
 siteId,
 cancellationToken);

Tasks

• [x] Configure account
• [x] Verify website
• [x] Claim homepage
• [ ] Process products
• [ ] Verify final status

39. Everything Together

Bold

Italic

Bold Italic

Strikethrough

Inline code

Link

Blockquote

• Bullet
• Bullet

* Nested bullet

• Numbered

• Numbered

1. Nested numbered

• [x] Completed

• [ ] Not completed

var message = "Hello Markdown!";

graph LR
A[Markdown] --> B[Renderer]
B --> C[HTML]

40. End of Markdown Test

If all of the above renders correctly, the Markdown renderer supports a broad range of common Markdown and extended Markdown features. $$