CODE EXAMPLE FOR JAVASCRIPT

tinymce return text and html

const html = <p><strong>fgkjhgh</strong></p>
<p><em>fgfghfgh</em></p>
<p>gfbfg</p>
<p>ghfgh fgf</p>"

let plainText = html.replace(/<[^>]*>/g, "");
 console.log(plainText) // plainText= "fgkjhgh fgfghfgh gfbfg ghfgh fgf"