tinymce.init({
selector: "#kt_docs_tinymce_hidden", height : "480",
menubar: false,
toolbar: ["styleselect fontselect fontsizeselect",
"undo redo | cut copy paste | bold italic | link image | alignleft aligncenter alignright alignjustify",
"bullist numlist | outdent indent | blockquote subscript superscript | advlist | autolink | lists charmap | print preview | code"],
plugins : "advlist autolink link image lists charmap print preview code"
});
<textarea id="kt_docs_tinymce_hidden" name="kt_docs_tinymce_hidden" class="tox-target">
<h1>Quick and Simple TinyMCE 5 Integration</h1>
<p>Here goes the <a href="#">Minitial content of the editor</a>. Lorem Ipsum is simply dummy text of the <em>printing and typesetting</em> industry.</p>
<blockquote>Lorem Ipsum has been the industry's standard dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled. Lorem Ipsum is simply dummy text of the printing and typesetting industry.</blockquote>
<h3 style="text-align: right;">Flexible & Powerful</h3>
<p style="text-align: right;"><strong>Lorem Ipsum has been the industry's</strong> standard dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled.</p>
<ul>
<li>List item 1</li>
<li>List item 2</li>
<li>List item 3</li>
<li>List item 4</li>
</ul>
</textarea>