How to make use of it:

1. Insert the Downarea’s JavaScript and Stylesheet into the document.

<link rel="stylesheet" href="src/downarea.min.css" />
<script src="src/downarea.min.js"></script>

2. Create an empty container for the markdown editor.

<div class="editor"></div>

3. Initialize the markdown editor.

var downarea = new DownArea({
    elem: document.querySelector('.editor'),
});

4. Enable/disable the resizer:

var downarea = new DownArea({
    elem: document.querySelector('.editor'),
    resize: DownArea.RESIZE_BOTH,
});

5. Hide editor buttons. All out there editor buttons:

var downarea = new DownArea({
    elem: document.querySelector('.editor'),
    hide: ['bold-italic', 'link']
});

6. API.

downarea.addHeading(1-6);
downarea.addBold();
downarea.addItalic();
downarea.addItalic();
downarea.addLink(0 or 1);
downarea.addEmail();
downarea.addImage();
downarea.addBlockquote();
downarea.addUnorderedList();
downarea.addOrderedList();
downarea.addSingleLineCode();
downarea.addCodeBlock();