参考
markdown lint
https://github.com/DavidAnson/vscode-markdownlint
参考2
tab or four space prefix or backtick quotes `` :
# or =/- is for header
`` backtick quote used for code
> or <blockquote> is for blockquote
 is for image
*,+,- is for list
[inline link](http://example.com)
[example link](http://example.com/ "With a Title")
------------------------------
is used for produce <hr>
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<pre> used to retain format </pre>
举例
>
is block_quote
`` if you are to quote
headers
#
##
###
####
#####
######
强调
Strong
Strong
emphasize
emphasize
unsorted list_1 is */+/- followed by single space
sorted list is number dot followed by single space
- sorted list is number dot followed by single space