JSFiddle - React, Tailwind, and code Playground
by bluey
HTML
<span style="float: left;margin-top: -3px;">
<div style="" class="btn-group">
<span class="btn-info btn-xs dropdown-toggle" data-toggle="dropdown" title="Click to change file type" type="button">HTML</span>
<ul role="menu" class="dropdown-menu" data-page_id="16">
<li class='setFileType_btn' data-setformat_id='2'><a href="#">JS</a>
</li>
<li class='setFileType_btn' data-setformat_id='1'><a href="#">HTML</a>
</li>
<li class='setFileType_btn' data-setformat_id='3'><a href="#">CSS</a>
</li>
</ul>
<span class="btn-info btn-xs" title="This file belongs to Template Group: grouptest2" type="button">grouptest2</span>
</div>
</span>
JavaScript
$( document ).on('click', ".setFileType_btn", function(){
pageid = $( this ).closest( "ul" ).attr("data-page_id");
setformatto = $( this ).attr("data-setformat_id");
alert(pageid + "\n" + setformatto);
});