JSFiddle - React, Tailwind, and code Playground
by desdev
HTML
<div id="thisismydiv1"></div>
<div id="thisismydiv2"></div>
<div id="thisismydiv3"></div>
<div id="thisismydiv4"></div>
JavaScript
$(document).ready(function() {
var token = "thisismydiv";
var id = $('div[id^="' + token + '"]').last().attr('id');
id = id.replace(token, '');
alert(id);
});