This a MarkDown test script. there are syntax code blow its markup effects.

[TOC]

HEADER:

HEADER_1

# HEADER_1 #

HEADER_2

## HEADER_2 ##

HEADER_3

### HEADER_3 ###

HEADER_4

#### HEADER_4 ####

LIST:

有序：

1. a
	1. aa
	2. bb
		1. aaa
		2. aaa
	3. cc
2. b
3. c  

	1. a  
	2. b  
	3. c

无序：

  • a
    • a.a
      • a.a.a
        • a.a.a.a
        • a.a.a.b
      • a.a.b
    • a.b
  • b
- a  
	- a.a  
		* a.a.a  
			+ a.a.a.a  
			- a.a.a.b  
		- a.a.b  
	- a.b  
- b

note: '*' is equivalent to '-' & '+'.

QUOTE:

Ygritte: you know nothing，Jon Snow.

> Ygritte: you know nothing，Jon Snow.

CODE:

in a sentence：

var is a variable.

`var` is a variable.

code block：

var context = canvas.getContext("2d");

```javascript var context = canvas.getContext("2d");```

TABLE:

Tables Are Cool
col 3 is right-aligned $1600
col 2 is centered $12
zebra stripes are neat $1 
| Tables        | Are           | Cool  |  
| ------------- |:-------------:| -----:|  
| col 3 is      | right-aligned | $1600 |  
| col 2 is      | centered      |   $12 |  
| zebra stripes | are neat      |    $1 |

FORMAT:

LETTER FORMAT:

this is bold, and this is italic, this is delete-line.
this is **bold**, and this is *italic*, this is ~~delete-line~~.

HORIZONTAL LINE:

---
***

TODO or ORDER LIST:

HYPERLINK:

this is bing.
this is [bing](https://www.bing.com/).

IMAGE:

this is the douban icon.
Alt text
![Alt text](https://img3.doubanio.com/pics/douban-icons/favicon_48x48.png "douban icon")

others:

it seems that HEXO does not support some MarkDown syntax, like flow-graph and sequence-graph. of course there are lots of features need to search.
お互い顽张ろう

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