使用三个反引号来包裹。
``` [language][title] [url][link text]
code snippet
```

language 后缀名 备注
apacheconf .conf ServerName www.qq.com
bash .sh sudo curl www.qq.com
coffeescript .coffee
c / cpp .c
cs .cs c#
css .css
diff
http
ini .ini [section] k=v
js .js javascript
java .java
mak
json .json {k: v}
md .md makedown
nginx .conf
objectivec .m
perl
php .php <?php
python .py
ruby
sql .sql
xml .xml
puppet
less
sass
stylus
go
swift
yml name: -n1 -n2