JSFiddle - React, Tailwind, and code Playground

HTML

<div id="container">
<input type="button" value="Hello">
<span></span>
</div>

JavaScript

var c = $('#container');

c.on('click', '[type=button]', function(e) {
    $(e.delegateTarget).find('span').text($(this).val());
});

var event = jQuery.Event('click');
event.target = c.find('[type=button]')[0];

c.trigger(event);