JSFiddle - React, Tailwind, and code Playground
by gagan
HTML
<div id="jalla">
<span><span class="ui-btn-text">I need this text
<span class="ui-collapsible-heading-status">click to collapse contents</span> </span>
</div>
JavaScript
var span = $('.ui-btn-text')[0]; // get the DOM element, not the jQuery object
span.childNodes[0].nodeValue = "Changed!";