JSFiddle - React, Tailwind, and code Playground

HTML

<div class="btn-group" role="group" aria-label="...">
	
    
    <!--Button File-->
	<div class="btn-group" role="group">
	    
        <button> File </button>
	
        <ul class="dropdown-menu" role="menu">
	        <li><a href="#" onclick="openFile()"><input type="file">Open</a></li>
		    <li><a href="#">Save</a></li>
        </ul>
			  			
    </div>    
</div>

JavaScript

function openFile(){
    var myFile = $(':file');
}