Markdown 语法速成
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Cheat Sheet
Basic Syntax
Extended Syntax
Tools
Book
Markdown Cheat Sheet #
A quick reference to the Markdown syntax.
Overview #
This Markdown cheat sheet provides a quick overview of all the Markdown syntax elements. It can’t cover every edge case, so if you need more information about any of these elements, refer to our reference guides for basic syntax and extended syntax.
Basic Syntax #
These are the elements outlined in John Gruber’s original design document. All Markdown applications support these elements.
Element | Markdown Syntax | Render |
---|---|---|
Heading | # H1 | |
## H2 | ||
### H3 | ||
Bold | **bold text** | bold text |
Italic | *italicized text* | italicized text |
Blockquote | > blockquote | |
Ordered List | 1. First item | |
1. Second item | ||
1. Third item | ||
Unordered List | - First item | |
- Second item | ||
- Third item | ||
Code | ` code ` | code |
Horizontal Rule | --- | — |
Link | [title](https://www.example.com) | title |
Image |  | ![]() |
Extended Syntax #
These elements extend the basic syntax by adding additional features. Not all Markdown applications support these elements.
Element | Markdown Syntax |
---|---|
Table | | Syntax | Description | |
| ———– | ———– | | |
| Header | Title | | |
| Paragraph | Text \ | |
Fenced Code Block | ` ` ` |
{ | |
“firstName”: “John”, | |
“lastName”: “Smith”, | |
“age”: 25 | |
} | |
` ` ` | |
Footnote | Here’s a sentence with a footnote. [^1] |
[^1]: This is the footnote. | |
Heading ID | ### My Great Heading {#custom-id} |
Definition List | term |
: definition | |
Strikethrough | ~~The world is flat.~~ |
Task List | - [x] Write the press release |
- [ ] Update the website | |
- [ ] Contact the media |
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