如何用markdown插入高亮代码
在代码片段第一行和最后一行的前后独行添加```, 第一行前的```后跟上编程语言标志符就行了
```为英文输入模式下esc下面的这个键
如下为常见的编程语言标识符：
| 语言 | 关键字 |
| C | cpp , c |
| Java | java |
| Python | py , python |
| PHP | php |
| Shell | bash , shell |
| C# | c# , c-sharp , csharp |
| CSS | css |
| JavaScript | js , jscript , javascript |
| text | text , plain |
| XML | xml , xhtml , xslt , html |
| R | r , s , splus |
| GO | go , golang |
| AppleScript | applescript |
| ActionScript 3.0 | actionscript3 , as3 |
| ColdFusion | coldfusion , cf |
| Delphi | delphi , pascal , pas |
| diff&patch | diff patch |
| Erlang | erl , erlang |
| Groovy | groovy |
| JavaFX | jfx , javafx |
| Perl | perl , pl , Perl |
| Ruby | ruby , rails , ror , rb |
| SASS&SCSS | sass , scss |
| Scala | scala |
| SQL | sql |
| Visual Basic | vb , vbnet |
| Objective C | objc , obj-c |
| F# | f# f-sharp , fsharp |
| matlab | matlab |
| swift | swift |