# markdown-it-plugin-demo ## installation ```bash npm install --save markdown-it-plugin-demo ``` ## usage #### Below is just usage taken from [markdown-it-sub](https://github.com/markdown-it/markdown-it-sub). Expect something real in a bit. ```javascript var md = require('markdown-it')() .use(require('markdown-it-sub')); md.render('H~2~0') // => '<p>H<sub>2</sub>O</p>' ```