JSFiddle - React, Tailwind, and code Playground

HTML

<script src="//cdn.ckeditor.com/4.4.5/full/ckeditor.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/ckeditor/4.4.5/adapters/jquery.js"></script>

<textarea id="editor1"></textarea>
<button id="btn" type="button">xxxx</button>

JavaScript

var editor = null;

$( document ).ready(function() {
    $( '#editor1' ).ckeditor(function() {
        editor = this;                                 
    });
});

$('#btn').click(function() {
    console.log(editor);
    var data = editor.getData(true);
    alert(data);
});