```
% pandoc -f gfm
* `--argument` This item does not have a pipe character
* `--argA | --argB` This item has a pipe character
^D
<ul>
<li><code>--argument</code> This item does not have a pipe character</li>
<li><code>--argA | --argB</code> This item has a pipe character</li>
</ul>
```

```
% pandoc --mathjax -f gfm+tex_math_dollars
* $|x|$
* $|y|$
^D
<ul>
<li><span class="math inline">\(|x|\)</span></li>
<li><span class="math inline">\(|y|\)</span></li>
</ul>
```