<!DOCTYPE html>
<html>
<head>
<script src="js/tinymce/tinymce.min.js"></script>
<script src='https://cloud.tinymce.com/stable/tinymce.min.js'>
<script>tinymce.init({ selector: #mytextarea });</script>
</head>
<body>
<textarea id="mytextarea">Welcome!</textarea>
</body>
</html>
<!-- <!DOCTYPE html>
<html>
<head>
<script src="js/tinymce/tinymce.min.js"></script>
<script>tinymce.init({ selector:'textarea' });</script>
</head>
<body>
<textarea>Welcome!</textarea>
</body>
</html> -->